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Gravlock Coupler (Used in Pairs) - Doughty Clamp
These Gravlock couplers are designed specifically to secure a BS1139 scaffold tube with 48mm diameter to a girder/beam at 90 degrees. Suitable for flanges up to 45mm thick.
With a zinc plated exterior, a long life can be guaranteed. It is important to note these couplers must be used in pairs as supplied and clamped on opposing sides of the structural sections
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SWL: 600kg in all directions This safe working load is calculated from a series of tests carried out both internally and by independent external testing organizations. The safety factors employed are in excess of those recommended by BS 5973: 1993, clause 39:8:2 (i.e. 2 to 1).
Tube Diameter: 48.3mm
Finish: Zinc Plated
Standards: EN74 Class A & B, BS1139 Part 2, ISO9002 / BS5750