The C100 Junior Pipe Clamp has a built-in 28 mm/1 1/8 in receiver. Capable of handling all junior pins, this gravity cast aluminum clamp has a Tommy Bar locking handle and requires no tools when attaching to truss or pipe grids. This clamp has a capacity of 250 kg/551.2 lbs., the jaws clamping range is from 20 mm - 55 mm/0.78 - 2.16 in and has an added safety cable with pin to secure junior pins. Recommended Accessories: C155, E200, C4461-1, C590, C4485, C822, C820, C888UH, C500, C150. Gravity Cast junior clamp with load capacity of 250 kg/551.2 lbs. Pipe clamp jaws work on diameters from 20 to 55 mm/0.78 to 2.16'' Includes safety cable with pin to secure junior pins in socket Tommy bar included to lock clamp: No tools required Easily accepts a safety cable to secure clamp and load Specifications Weight 1.13 kg Payload 250 kg Attachment 01 1 1/8" (28mm) socket Length 4.8 cm Clamp range - max. (round tube) 55 mm Clamp Range Min Round Tube 20 mm Color Black Material Aluminium