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Key Clamps & Tube

Key Clamps & Tubes for all of your needs.

Fisher Alvin Key Clamps are are manufactured from high quality galvanised steel. We have a wide range of key clamps as well as galvanised steel tubing from our extensive stocks which have been specifically designed to meet an ever-increasing number of needs. Whether your requirement is for a steel handrail to run alongside a ramp or steps, or a guard rail to provide protection either in a hazardous area or from a height the key clamp system will give you exactly what you are looking for.

With an increasing number of new uses emerging for key clamps we also support a large number of shop fitters, interior designers, gardeners and farmers in the design and construction of many bespoke solutions – check out our new brochures »

Our Key Clamp Handrail Kits are the perfect solution for implementing any handrail requirement and are always held in stock ready for nationwide delivery.

Download key clamps brochure

  • Key clamp a2 - short tee

    Key Clamp A2 – SHORT TEE

    POA
    Provides 90º ‘T’ connection between two tubes. Used for the joint between end post and lower rail(s) when handrail is straight and level. Also for a top ‘T’ joint on a guardrail. Cannot join tube in top of ‘T’, use the A4 when this is required.
    # Ø A B
    526.9 44 36
    633.7 48 44
    742.4 60 54
    848.3 68 64
    960.3 85 75
    A2 image 2 fisher alvin key clamps & tubes
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  • Key clamp a3 - 30-60 degree socket tee

    Key Clamp A3 – 30-60 DEGREE SOCKET TEE

    POA
    # Ø A B
    633.7 54 73
    742.4 63 89
    848.3 68 102
    A3 image 2 fisher alvin key clamps & tubes
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  • Key clamp a4 - long tee

    Key Clamp A4 – LONG TEE

    POA
    Provides a 90º ‘T’ connection between two tubes. Used for the joint between a top rail and a vertical post. Allows tubes to be joined in the top part of the ‘T’. When used in guardrailing the A22 will compliment this for lower rail(s).
    # Ø A B
    526.9 88 44
    633.7 96 48
    742.4 120 60
    848.3 136 68
    960.3 170 85
    A4 image 2 fisher alvin key clamps & tubes
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  • Key clamp a6 - 90 degree elbow

    Key Clamp A6 – 90 DEGREE ELBOW

    POA
    This is a 90º elbow joint. Used frequently for the termination of the top rail to the last post of a handrail. Also used for turning the rails around a 90º corner.
    # Ø A
    526.9 44
    633.7 48
    742.4 60
    848.3 68
    960.3 86
    A6 image 2 fisher alvin key clamps & tubes
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  • Key clamp a7 - elbow

    Key Clamp A7 – ELBOW

    POA
    Two tubes can be joined with an angle range of between 105º - 165º. Joins the angled rail from a ramp or steps to level rails on a landing. Starts an angled rail from top of a first post. Can be used for obtuse angle change in a handrail.
    # Ø A
    633.7 90
    742.4 106
    848.3 120
    A7 image 2 fisher alvin key clamps & tubes
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  • Key clamp a8 - external connector

    Key Clamp A8 – EXTERNAL CONNECTOR

    POA
    Provides a rigid joint for two tubes of the same diameter. Joints to be 150mm to the nearest support. Do not use for joining two tubes subject to extreme loads, i.e. a vertical post member supporting a guardrail. Use A9 for a streamline joint.
    # Ø A
    526.9 64
    633.7 90
    742.4 96
    848.3 96
    960.3 125
    A8 image 2 fisher alvin key clamps & tubes
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  • Key clamp a9 - internal connector

    Key Clamp A9 – INTERNAL CONNECTOR

    POA
    Provides a streamline flush joint in two tubes of the same dia. with a max. wall thickness 3.2 mm. Joints to be 150mm to the nearest support. Not for joining tubes that are subject to extreme loads, or where a direct tensile load is applied.
    # Ø A B
    633.7 78 20
    742.4 78 20
    848.3 80 22
    A9 image 2 fisher alvin key clamps & tubes
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  • Key clamp a10 - wall flange

    A10 – WALL FLANGE

    POA
    A four holed plate providing a rigid fixing for handrails that terminate on walls. Ideal for securing garment railing structures to ceilings etc. Not to be used as structural fixings for supporting a vertical post on guardrails. Use A12 for this.
    # Ø A B C D E
    526.9 63 48 81 6 4
    633.7 65 48 84 6 4
    742.4 75 51 98 8 6
    848.3 85 54 112 8 6
    960.3 96 60 130 11 6
    A10 image 2 fisher alvin key clamps & tubes
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  • Key clamp a11 - kick plate base plate

    Key Clamp A11 – KICK PLATE BASE PLATE

    POA
    Specific base plates designed for either 42.4mm or 48.3mm that will fix directly to the floor but will also accept a standard kick plate to the base. Has a number of applications but is particularly popular for fixed hand rail systems on roof or mezzanine areas where there is a need to avoid the drop of hazardous materials or tools from above
    # Ø A B
    742.4 60 54
    848.3 68 64
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  • Key clamp a12- base plate

    Key Clamp A12- BASE PLATE

    POA
    Provides a structural base plate for the support of a vertical post typically for a guardrail. Two socket set screws give a rigid structural fixing. Recommended that the fixing down bolts be in line with the applied load.(i.e 90º to the rails)
    # Ø A B C D E F
    526.9 112 76 64 76 11 8
    633.7 128 88 80 88 11 10
    742.4 144 102 80 88 14 10
    848.3 156 117 92 88 14 10
    960.3 165 120 98 130 14 18
    A12 image 2 fisher alvin key clamps & tubes
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  • Key clamp a14 - railing vertical side support

    Key Clamp A14 – RAILING VERTICAL SIDE SUPPORT

    POA
    Base for vertical posts for side mounting. Posts stand off from structure. Tube cannot pass through this clamp. Access to top fixing hole restricted, a threaded stud type bolt projecting a max. 25mm from structure needs to be fixed first.
    # Ø
    A14 image 2 fisher alvin key clamps & tubes
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  • Key clamp a15 - side palm fixing

    Key Clamp A15 – SIDE PALM FIXING

    POA
    Provides a structural base plate to a vertical post that is required to be side mounted. This clamp is virtually flush to structure it is being fixed to. The tube does not pass through the clamp.
    # Ø
    A15 image 2 fisher alvin key clamps & tubes
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  • Key clamp a16 - railing horizontal side support

    Key Clamp A16 – RAILING HORIZONTAL SIDE SUPPORT

    POA
    Provides a structural base plate as the A14, should not be used for heavy duty applications.
    # Ø
    A16 image 2 fisher alvin key clamps & tubes
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  • Key clamp a17 - ground socket

    Key Clamp A17 – GROUND SOCKET

    POA
    A ground socket that is cast into concrete and is flush with the finished ground level. Allows posts to be inserted and retained with a locking set screw. Posts can be easily removed at any time.
    # Ø A B
    633.7 126 125
    742.4 140 135
    848.3 140 138
    A17 image 2 fisher alvin key clamps & tubes
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  • Key clamp a18 - top corner tee

    Key Clamp A18 – TOP CORNER TEE

    POA
    Provides a three way 90º corner joint. Used frequently for a top rail 90º turn where a post is present. Compliment this with A20 for a lower rail. Also used for corner joints on structures such as work benches, tables etc.
    # Ø A
    526.9 44
    633.7 48
    742.4 60
    848.3 68
    960.3 85
    A18 image 2 fisher alvin key clamps & tubes
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  • Key clamp a20 - mid corner tee

    Key Clamp A20 – MID CORNER TEE

    POA
    A 90º corner joint, tube passes through the central hole. Used frequently for a lower rail(s). Often used in conjunction with the A18.
    # Ø A
    526.9 44
    633.7 48
    742.4 60
    848.3 68
    960.3 85
    A20 image 2 fisher alvin key clamps & tubes
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  • Key clamp a21 - short swivel tee

    Key Clamp A21 – SHORT SWIVEL TEE

    POA
    Generally used in pairs (as shown). Allows angles between 90º - 180º. Used to change direction of rails in the same plane. Requires a central tube at the point of angle change. Consider the A7 as an alternative for the angle change.
    # Ø A
    633.7 58
    742.4 73
    848.3 81
    A21 image 2 fisher alvin key clamps & tubes
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  • Key clamp a22 - cross tee

    Key Clamp A22 – CROSS TEE

    POA
    Used for a 90º connection of a lower rail(s) to an intermediate vertical post, the vertical post must remain continuous while the rail is joined in each side of the clamp. Usually complimented with the A4 when used for guardrailing.
    # Ø A
    526.9 88
    633.7 96
    742.4 120
    848.3 136
    960.3 175
    A22 image 2 fisher alvin key clamps & tubes
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  • Key clamp a23 - adjustable two socket cross

    Key Clamp A23 – ADJUSTABLE TWO SOCKET CROSS

    POA
    Variable angle clamp enables tubes to be connected between angles 30º - 45º. Used for angled lower rail(s) joint to a vertical post on stairs. A3 can be used in association for top rail connection. A46 swivel clamp is an alternative.
    # Ø A
    742.4 146
    848.3 178
    A23 image 2 fisher alvin key clamps & tubes
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  • Key clamp a24 - three socket cross

    Key Clamp A24 – THREE SOCKET CROSS

    POA
    Frequently used to tie uprights with horizontal tubes in three directions all at 90º to the upright.
    # Ø A B
    526.9 88 44
    633.7 96 48
    742.4 120 60
    848.3 136 68
    960.3 176 88
    A24 image 2 fisher alvin key clamps & tubes
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  • Key clamp a26 - four socket cross

    Key Clamp A26 – FOUR SOCKET CROSS

    POA
    Frequently used in structures that have many uprights, such as racking. This clamp ties a centre upright, which passes through the central hole, with four horizontal tubes. All connections are at 90º to each other.
    # Ø A B C
    526.9 32 82 82
    633.7 43 96 96
    742.4 48 120 120
    848.3 50 136 136
    960.3 54 175 175
    A26 image 2 fisher alvin key clamps & tubes
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  • Key clamp a27 - variable elbow

    Key Clamp A27 – VARIABLE ELBOW

    POA
    Variable Elbow that allows two horizontal tubes to be connected and an angle created that is either greater or less than the standard 90 degrees
    # Ø A B
    633.7 48 44
    742.4 60 54
    848.3 68 64
    86fca082 1d88 11e9 bdcc 06b0ba6f72b5 fisher alvin key clamps & tubes
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  • Key clamp a28 - cross over

    Key Clamp A28 – CROSS OVER

    POA
    Gives 90º crossover joint. Used in guardrail installations. Rails are passed through in long lengths and joined using the A8 or A9. Can be used for connection of a horizontal racking member to a vertical support, garment rails etc.
    # Ø A B
    526.9 36 32
    633.7 42 40
    742.4 54 49
    848.3 60 54
    960.3 62 68
    A28 image 2 fisher alvin key clamps & tubes
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  • Key clamp a30 - socket tee & crossover

    Key Clamp A30 – SOCKET TEE & CROSSOVER

    POA
    This clamp is used on racking for the 90º connection of a vertical support to a horizontal load carrying rail. The rear outlet is available for a horizontal tie across the section.
    # Ø A B C
    526.9 31 35 41
    633.7 42 40 48
    742.4 54 49 60
    848.3 60 54 68
    960.3 62 68 86
    A30 image 2 fisher alvin key clamps & tubes
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  • Key clamp a31 - swivel tee

    Key Clamp A31 – SWIVEL TEE

    £5.70 +VAT
    Offset handrail spigot clamp accepts tube through top of the ‘T’, the spigot inserts directly into another clamp. Used for off setting rail from a post, can be rotated through 360°. Used with A6 and A2. Also use with A10 for wall mounted rail.
    # Ø A B C
    633.7 56 33 33
    742.4 62 42 36
    848.3 72 48 41
    A31 image 2 fisher alvin key clamps & tubes
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  • Key clamp a32 - clamp on tee

    Key Clamp A32 – CLAMP ON TEE

    POA
    Used for adding to and modifying an existing structure. Similar to the A2.
    # Ø A
    526.9 50
    633.7 54
    742.4 64
    848.3 74
    960.3 90
    A32 image 2 fisher alvin key clamps & tubes
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  • Key clamp a34 - handrail bracket

    Key Clamp A34 – HANDRAIL BRACKET

    POA
    Used to carry handrails along walls or fix structures back to walls. Tube passes through in long lengths, can be joined using the A8 or A9. Can be slid down a post and used for connecting a kick plate. Also for fixing hoardings, signs etc.
    # Ø A B C D E F
    526.9 76 57 55 45 8 5
    633.7 92 65 58 48 10 10
    742.4 112 84 60 48 10 10
    848.3 112 80 68 54 10 10
    A34 image 2 fisher alvin key clamps & tubes
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  • Key clamp a35 - handrail bracket

    Key Clamp A35 – HANDRAIL BRACKET

    POA
    This clamp is a variant of the A38 where the flange is flush with the edge of the clamp. This allows the user to attach sheets of wood metal or glass to a structure without the need to cut it to fit within the tubes. Typical uses include fixings for kick-boards, steps and work surfaces
    # Ø A B
    633.7 86 120
    742.4 95 130
    848.3 104 140
    A35 image 2 fisher alvin key clamps & tubes
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  • Key clamp a36 - male swivel

    Key Clamp A36 – MALE SWIVEL

    POA
    This is a part component of the A44. It can be used on its own for the insertion of signs and hoardings within a tubular frame, the connection of chain and ‘D’ shackles and tensioning of yachting wire balustrades etc.
    # Ø A B C
    526.9 56 39 10
    633.7 66 39 10
    742.4 75 45 10
    848.3 75 45 10
    960.3 100 50 10
    A36 image 2 fisher alvin key clamps & tubes
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  • Key clamp a37 - single fixing pad

    Key Clamp A37 – SINGLE FIXING PAD

    POA
    This clamp is a variant of the A36 where the flange is flush with the edge of the clamp. This allows the user to attach sheets of wood metal or glass to a structure without the need to cut it to fit within the tubes. Typical uses include fixings for kick-boards, steps and work surfaces
    # Ø A B
    633.7 60 43
    742.4 66 48
    848.3 70 52
    A37 image 2 fisher alvin key clamps & tubes
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  • Key clamp a38 - double male swivel

    Key Clamp A38 – DOUBLE MALE SWIVEL

    POA
    Similar to the A36 but with two eyelets. This is a part component of the A46.
    # Ø A B C
    526.9 112 38 10
    633.7 123 43 10
    742.4 134 47 10
    848.3 142 51 10
    960.3 160 56 10
    A38 image 2 fisher alvin key clamps & tubes
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  • Key clamp a40 - 90 degree corner male swivel

    Key Clamp A40 – 90 DEGREE CORNER MALE SWIVEL

    POA
    Similar to the A38 but the two eyelets are at 90º. This is a part component of the A48.
    # Ø A B
    526.9 38 10
    633.7 46 10
    742.4 48 10
    848.3 54 10
    A40 image 2 fisher alvin key clamps & tubes
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  • Key clamp a42 - female swivel

    Key Clamp A42 – FEMALE SWIVEL

    POA
    Not generally used on their own. They are a part component of the A44, A46, A48 & A52.
    # Ø A B C D
    526.9 59 23 10 9
    633.7 61 25 10 12
    742.4 70 25 10 12
    848.3 77 25 10 12
    960.3 94 36 10 12
    A42 image 2 fisher alvin key clamps & tubes
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  • Key clamp a44 - single swivel combination

    Key Clamp A44 – SINGLE SWIVEL COMBINATION

    POA
    A flexible variable angle connector. Used for an angled top rail connection to a post. Use if the angle required is not known. Also used as bracing struts for racking etc. Reducing combinations are available throughout the size range.
    # Ø A B C
    526.9 34 25 56
    633.7 36 25 66
    742.4 45 25 75
    848.3 53 25 75
    960.3 58 36 100
    A44 image 2 fisher alvin key clamps & tubes
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  • Key clamp a46 - double swivel combination

    Key Clamp A46 – DOUBLE SWIVEL COMBINATION

    POA
    A flexible variable connection used for an angled lower rail(s) joint to a post. Changes horizontal rails to angled rails at top of ramp/stairs. Also as bracing struts for racking. Reducing combinations available throughout the size range.
    # Ø A B C
    526.9 38 25 26
    633.7 43 25 36
    742.4 47 25 45
    848.3 51 25 53
    960.3 56 36 58
    A46 image 2 fisher alvin key clamps & tubes
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  • Key clamp a48 - 90 degree swivel combination

    Key Clamp A48 – 90 DEGREE SWIVEL COMBINATION

    POA
    A 90º flexible variable angled connector for posts on a corner. Changes horizontal rails to angled rails, at the top of a ramp/stairs. Use as bracing struts for racking etc. Reducing combinations available throughout the size range.
    # Ø A B C
    526.9 25 61 99
    633.7 25 61 107
    742.4 25 70 118
    848.3 25 78 132
    A48 image 2 fisher alvin key clamps & tubes
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  • Key clamp a50 - swivel base

    Key Clamp A50 – SWIVEL BASE

    POA
    A part component of the A52. Used on its own it is ideal for a wall fixing for a chain attachment with a ‘D’ shackle. Can be used to take steel straining wires etc. Can be fixed to floor to provide fixing point for mesh panels/kick plates.
    # Ø A B C D E F
    526.9 40 84 116 54 12 48
    633.7 40 84 116 54 12 48
    742.4 40 84 116 54 12 48
    848.3 40 84 116 54 12 48
    960.3 40 84 116 54 12 48
    A50 image 2 fisher alvin key clamps & tubes
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  • Key clamp a52 - base swivel combination

    Key Clamp A52 – BASE SWIVEL COMBINATION

    POA
    Used for an angled wall fixing plate or a strut for added strengthening of a post. Not to be used as an angled base plate. Consider the G12. Alternatively use A12 and bend the vertical tube to the upright position.
    # Ø A B C D
    526.9 40 34 25 10
    633.7 40 36 25 10
    742.4 40 45 25 10
    848.3 40 53 25 10
    960.3 40 58 36 10
    A52 image 2 fisher alvin key clamps & tubes
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  • Key clamp a58 - collar

    Key Clamp A58 – COLLAR

    POA
    Used for the added support of a clamp that may be subject to severe loading, in excess of the maximum permitted slip load of it's socket set screws, on racking etc. Can support another clamp, which doesn't have it's socket screw tightened.
    # Ø A
    526.9 22
    633.7 25
    742.4 25
    848.3 25
    A58 image 2 fisher alvin key clamps & tubes
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  • Key clamp a60 - gate eye

    Key Clamp A60 – GATE EYE

    POA
    Used in conjunction with the A62 for a gate hinge assembly.
    # Ø A B C
    526.9 30 12 25
    633.7 33 12 27
    742.4 37 13 27
    848.3 40 13 27
    A60 image 2 fisher alvin key clamps & tubes
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  • Key clamp a62 - gate hinge

    Key Clamp A62 – GATE HINGE

    POA
    Used in conjunction with the A60 for a gate hinge assembly.
    # Ø A B C D
    526.9 25 34 11 30
    633.7 27 34 11 33
    742.4 27 38 12 37
    848.3 27 38 12 40
    A62 image 2 fisher alvin key clamps & tubes
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  • Key clamp a64 - hook

    Key Clamp A64 – HOOK

    POA
    This clamp is generally used on a vertical post where chain is connected for an access opening in a guardrail. The chain is easily removed from the A64, use an A36 and a ‘D’ shackle for the opposite end connection.
    # Ø A B C
    526.9 25 32 20
    633.7 25 34 24
    742.4 25 39 24
    848.3 25 41 24
    A64 image 2 fisher alvin key clamps & tubes
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  • Key clamp a66 - clamp on crossover

    Key Clamp A66 – CLAMP ON CROSSOVER

    POA
    This clamp can be added to an existing structure. It provides a 90º crossover connection and is an alternative to the A28 but is available in more reducing size variations. It is of mild steel manufacture.
    # Ø A B C D
    526.9 35 27 27 27
    633.7 42 34 34 34
    742.4 50 42 42 42
    848.3 56 48 48 48
    A66 image 2 fisher alvin key clamps & tubes
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  • Key clamp a68 - plastic end cap

    Key Clamp A68 – PLASTIC END CAP

    POA
    These plastic caps are used to plug the ends of the tubing. Once in position they are extremely difficult to remove.
    # Ø A
    526.9 1
    633.7 1
    742.4 1
    848.3 1
    960.3 1
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  • Key clamp a70 - single mesh clip

    Key Clamp A70 – SINGLE MESH CLIP

    POA
    Used to retain mesh panels within a guardrail. Used without the ‘horseshoe’ end they can secure other types of infill with a max. thickness of 10mm, such as perspex/plywood. Can be added to an existing structure. Space 450mm apart.
    # Ø A B C D
    526.9 68 58 68 58
    633.7 71 61 71 61
    742.4 75 65 75 65
    848.3 78 68 78 68
    960.3 76 66 76 66
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  • Key clamp a72 - double mesh clip

    key Clamp A72 – DOUBLE MESH CLIP

    POA
    Used to retain mesh panels within a guardrail. Used without the ‘horseshoe’ end they can secure other types of infill with a max. thickness of 10mm, such as perspex/plywood. Can be added to an existing structure. Space 450mm apart.
    # Ø A B C D
    526.9 68 58 68 58
    633.7 71 61 71 61
    742.4 75 65 75 65
    848.3 78 68 78 68
    960.3 76 66 76 66
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  • Key clamp a76 - hex key

    Key Clamp A76 – HEX KEY

    POA
    Hex-key for fitting A78 socket screws
    # Ø A
    526.9 26
    633.7 33
    742.4 42
    848.3 48
    960.3 60
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  • Key clamp a78 - grubb screw

    Key Clamp A78 – GRUBB SCREW

    POA
    Electro-plated case hardened socket screws. Two different thread sizes and some are slightly longer than others. Clamps are supplied with these fitted. If spares or replacements are required please provide type and size of clamp they are required for.
    # Ø A
    526.9 1
    633.7 1
    742.4 1
    848.3 1
    960.3 1
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  • Key clamp g2 - gradient short tee

    Key Clamp G2 – GRADIENT SHORT TEE

    POA
    Used for the joint between the end post and the lower rail(s). Also can be used for the top ‘T’ joint. Tube cannot be joined in the top part of the ‘T’ use the G4 when this is required.
    # Ø A B
    742.4 68 64
    848.3 68 64
    G2 image 2 fisher alvin key clamps & tubes
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  • Key clamp g4 - gradient long tee

    Key Clamp G4 – GRADIENT LONG TEE

    POA
    Used for the joint between the top rail and vertical post. Allows tubes to be joined in the top part of the ‘T’. Use the G22 to compliment this for the lower rail(s).
    # Ø A B
    742.4 144 76
    848.3 144 76
    G4 image 2 fisher alvin key clamps & tubes
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  • Key clamp g6 - gradient elbow

    Key Clamp G6 – GRADIENT ELBOW

    POA
    Used for the termination of the top rail to the vertical post at the starting point of the incline.
    # Ø A
    742.4 68
    848.3 68
    G6 image 2 fisher alvin key clamps & tubes
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  • Key clamp g12 - gradient base plate

    Key Clamp G12 – GRADIENT BASE PLATE

    POA
    Provides a structural base plate for the vertical post. Due to the design this base plate can only be fixed down with the fixing holes in line with the applied load (i.e.90º to the rails.)
    # Ø A B C D E F
    742.4 152 112 92 88 14 10
    848.3 152 112 92 88 14 10
    G12 image 2 fisher alvin key clamps & tubes
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  • Key clamp g22 - gradient cross tee

    Key Clamp G22 – GRADIENT CROSS TEE

    POA
    Used for the connection of lower rail(s) to an intermediate vertical post, the vertical post must remain continuous while the rails are joined in each side of the clamp. Complimented with the G4 for the top rail connection.
    # Ø A B
    742.4 68 64
    848.3 68 64
    G22 image 2 fisher alvin key clamps & tubes
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  • Key clamp anc - anchor bolt

    Key Clamp ANC – ANCHOR BOLT

    POA
    Through bolt for A12 and G12 Base
    # Ø A
    633.7 10
    742.4 10
    848.3 12
    960.3 12
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  • Key clamp rk-rms

    Key Clamp RK-RMS

    POA
    Railing Mid Section
    # Ø A B
    742.4 550 1100
    848.3 550 1100
    Rk rms image 2 fisher alvin key clamps & tubes
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  • Key clamp rk-rds

    Key Clamp RK-RDS

    POA
    End 'D' Section
    # Ø A B
    742.4 550 1100
    848.3 550 1100
    Rk rds image 2 fisher alvin key clamps & tubes
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  • Key clamp rk-res

    Key Clamp RK-RES

    POA
    Railing End Section
    # Ø A B
    742.4 550 1100
    848.3 550 1100
    Rk res image 2 fisher alvin key clamps & tubes
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  • Key clamp rk-r90

    Key Clamp RK-R90

    POA
    90 Degree Corner Section
    # Ø A B
    742.4 550 1100
    848.3 550 1100
    Rk r90 image 2 fisher alvin key clamps & tubes
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  • Key clamp rk-hrp

    Key Clamp RK-HRP

    POA
    Pair of horizontal rails 1450mm each 48.3mm o/d, & 1250mm each 42.4mm o/d.
    # Ø A
    742.4 1250
    848.3 1450
    Rk hrp image 2 fisher alvin key clamps & tubes
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  • Key clamp dda09 - internal variable elbow

    Key Clamp RK-A10

    POA
    Pair of A10 wall termination brackets.
    # Ø A B C D E
    742.4 85 54 112 11 6
    848.3 85 54 112 11 6
    Rk a10 image 2 fisher alvin key clamps & tubes
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  • Key clamp dda09 - internal variable elbow

    Key Clamp DDA09 – INTERNAL VARIABLE ELBOW

    POA
    Variable angle, used in conjunction with a pair of A9-7's. DDA compliant.
    # Ø A
    742.4 1
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  • Key clamp dda725 - internal 90 degree elbow

    Key Clamp DDA725 – INTERNAL 90 DEGREE ELBOW

    POA
    90° elbow to suit 42.4mm - medium weight tube.
    # Ø A
    742.4 1
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  • Key clamp dda745 - dda wall bracket

    Key Clamp DDA745 – DDA WALL BRACKET

    POA
    Wall bracket, DDA compliant and can be used at any angle.
    # Ø A
    742.4 1
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  • Key clamp dda746 - saddle wall bracket

    Key Clamp DDA746 – SADDLE WALL BRACKET

    POA
    DDA compliant handrail bracket used in conjunction with A6-7 or A2-7.
    # Ø A
    742.4 1
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  • Key clamp dda747 - dda handrail bracket

    Key Clamp DDA747 – DDA HANDRAIL BRACKET

    POA
    DDA compliant handrail bracket used in conjunction with A6-7 or A2-7.
    # Ø A
    742.4 1
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  • Key clamp dda748 - saddle handrail bracket

    Key Clamp DDA748 – SADDLE HANDRAIL BRACKET

    POA
    DDA compliant handrail bracket used in conjunction with A6-7 or A2-7.
    # Ø A
    742.4 1
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  • Key clamp dda797 - o ring

    Key Clamp DDA797 – O RING

    POA
    Optional sealing ring, to obtain the best finish when using DDA range.
    # Ø A
    742.4 1
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  • Key clamp tube 3. 2m

    Key Clamp Tube 3.2m

    POA
    # Ø A
    526.9 3200
    633.7 3200
    742.4 3200
    848.3 3200
    960.3 3200
    Rk hrp image 2 fisher alvin key clamps & tubes
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  • Key clamp tube 6. 4m

    Key Clamp Tube 6.4m

    POA
    # Ø A
    526.9 6400
    633.7 6400
    742.4 6400
    848.3 6400
    960.3 6400
    Rk hrp image 2 fisher alvin key clamps & tubes
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  • Key clamp braked castor wheel

    Key Clamp Braked Castor Wheel

    POA
    Optional sealing ring, to obtain the best finish when using DDA range.
    # Ø A
    633.7 75
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  • Key clamp ca03 - ad on short tee

    Key Clamp CA03 – AD ON SHORT TEE

    POA
    The Add On Short Tee allows existing structures to be added to without the need for any dismantling. Tubes must not be jointed within this fitting.
    # Ø A B
    742.4 60 55
    848.3 68 60
    Ca03
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  • Key clamp c05a - variable elbow 11° to 30°

    Key Clamp C05A – VARIABLE ELBOW 11° TO 30°

    POA
    The Key Clamp C05A Variable Elbow fitting is designed to make joints at an angle of between 15° and 60°.
    # Ø A B C D
    742.4 84 84 16 92
    848.3 94 94 16 102
    C05a 1 fisher alvin key clamps & tubes
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  • Key clamp c07 - 45° tee

    Key Clamp C07 – 45° TEE

    POA
    The 45° Tee is used as a bracing and strut component for strengthening structures.
    # Ø A
    633.7 45
    742.4 54
    848.3 60
    C07 1 fisher alvin key clamps & tubes
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  • Key clamp ca40 - ad on 90° crossover

    Key Clamp CA40 – AD ON 90° CROSSOVER

    POA
    The Add On 90° Crossover Key Clamp allows existing structures to be added to without the need for any dismantling. This fitting is designed to give a 90° offset crossover joint. Tubes must not be joined within this fitting
    # Ø A B
    742.4 49 46
    848.3 55 50
    Ca40 1 fisher alvin key clamps & tubes
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  • Key clampc14 - railing horizontal side support

    Key ClampC14 – RAILING HORIZONTAL SIDE SUPPORT

    POA
    The Railing Horizontal Side Support is designed to provide a base for railings and other structures that need a side mounted fixing.
    # Ø A B C
    633.7 90 30 12
    742.4 90 35 12
    848.3 90 41 15
    C14 fisher alvin key clamps & tubes
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  • Key clamp c041 - level to sloping down tee 30° to 45°

    Key Clamp C041 – LEVEL TO SLOPING DOWN TEE 30° TO 45°

    POA
    The Key Clamp C041 fitting is used to form a Tee on handrails where the rail changes from level to sloping down the stairs. Adjustable between 30° & 45°.
    # Ø A B
    742.4 142 60
    848.3 154 68
    C041 1 fisher alvin key clamps & tubes
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  • Key clamp c042 - level to sloping up tee 30° to 45°

    Key Clamp C042 – LEVEL TO SLOPING UP TEE 30° TO 45°

    POA
    The C042 Key Clamp fitting is used to form a Tee on handrails where the rail changes from level to sloping up the stairs. Adjustable between 30° & 45°
    # Ø A B
    742.4 142 60
    848.3 154 68
    C042 1 fisher alvin key clamps & tubes
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  • Key clamp c55 - 27½° ridge fitting

    Key Clamp C55 – 27½° RIDGE FITTING

    POA
    A four-way socket fitting used to construct the ridge of a roof structure.
    # Ø A B
    848.3 67 89
    C55 fisher alvin key clamps & tubes
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  • Key clamp c56 - 27½° eaves fitting

    Key Clamp C56 – 27½° EAVES FITTING

    POA
    A four-way socket fitting used to construct the eaves of a roof structure.
    # Ø A B C D
    848.3 67 89 83 51
    C56 1 fisher alvin key clamps & tubes
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  • Key clamp c57 - three socket tee 11° to 30°

    Key Clamp C57 – THREE SOCKET TEE 11° TO 30°

    POA
    The C57 Key Clamp fitting is used on Safety Railing with slopes between 11º- 30º and fixes the top rail to a vertical intermediate upright.
    # Ø A B
    742.4 180 35
    848.3 216 40
    C57 1 fisher alvin key clamps & tubes
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  • Key clamp c58 - two socket cross 11° to 30°

    Key Clamp C58 – TWO SOCKET CROSS 11° TO 30°

    POA
    The C58 Key Clamp fitting is used on Safety Railing with slopes between 11º- 30º and fixes the mid rail to a vertical intermediate upright.
    # Ø A B
    742.4 180 55
    848.3 216 60
    C58 1 fisher alvin key clamps & tubes
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  • Key clamp c59 - angle base flange 11° to 30°

    Key Clamp C59 – ANGLE BASE FLANGE 11° TO 30°

    POA
    The C59 Key Clamp fitting is similar to a type G12, the fitting is used to set the upright at an angle between 11º–30º. This fitting should only be subjected to light loads which cannot be positioned at 90º to the applied load. For greater loads or other tube sizes a type A12 flange should be used with the upright bent to the required angle.
    # Ø A B C D E
    742.4 76 114 85 146 14
    848.3 89 124 95 164 14
    C59 fisher alvin key clamps & tubes
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  • Key clamp c59a - angle base flange 30° to 45°

    Key Clamp C59A – ANGLE BASE FLANGE 30° TO 45°

    POA
    The C59 Key Clamp fitting is similar to a type G12, the fitting is used to set the upright at an angle between 11º–30º. This fitting should only be subjected to light loads which cannot be positioned at 90º to the applied load. For greater loads or other tube sizes a type A12 flange should be used with the upright bent to the required angle.
    # Ø A B C D
    742.4 76 106 81 138
    848.3 89 115 85 155
    C59a 1 fisher alvin key clamps & tubes
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  • Key clamp c65g - metal end cap

    Key Clamp C65G – METAL END CAP

    POA
    This metal plug is hard to remove once it has been driven in. Note this metal insert can only be used in conjunction with tube with a wall thickness of 3.2mm. There is an alternative plastic version – A68 Key Clamp fitting.
    # Ø A
    526.9 1
    633.7