Check the listing for details. Light Source Mega-Claw Clamp, Silver. Color: Silver, Condition: New. Listed at 40.60 USD. Light Source Mega-Claw Clamp - Silver The standard for hanging intelligent lighting fixtures. Allows one man to hang heavy or awkward intelligent fixtures. Simply flip the link up, place clamp over the pipe and the Mega-Claw holds the weight of the fixture for you while you secure it with the solid 3/4" thick handle. The Mega-Claw will fit onto (1-1/2" Pipe) 1.9" OD to 2" OD. Minimum Size: 1.5" pipe, 1.90" OD pipe Maximum Size: 2" OD truss tube Working Load Limit: 1,100 lbs (500 kg) Hardware: 1/2"-13 × 1" Grade 5 hex head fixture mounting bolt, 1" Belleville spring washer for tensioning, 1/2"-13 × 4" trapezoidal head bolt for securing link to pipe Dimensions: 4.375" tall x 6" wide x 2" thick Weight: 2 lbs (0.9 kg) Finish: Silver (aluminum)