66 Lbs Large Stage Light Hook features aluminum alloy construction to offer a strong support; Fits for 1' to 2 1/16' diameter pipes to hold stage lights, ideal for DJs, bars, etc Made of heavy duty aluminum alloy for solidity, durability & corrosion resistance to offer max load capacity up to 66.14 Lbs Adjust the knob to fit for stage lights, easy to install & remove Anti-skid teeth & screw fixed design allows to hold the stage light tightly Hook overall dimension(LxWxH): 4 1/2' x 2 7/8' x 13/16'