4Pack Heavy Duty Stage Lighting Clamps Hook, 440Lb Load Capacity Aluminum Alloy 4Pack Heavy Duty Stage Lighting Clamps Hook,440lb Load Capacity Aluminum Alloy Clamps,Fit 1.6-2.0Inch Truss for DJ Lighting Projector Par Lights Spot Lights Stage Light Clamps material: High-quality 6061 aluminum alloy, also through a special process to strengthen the hardness, surface polishing, no burrs. There are two main factors for selecting Stage Light Clamps: Load Capacity/ truss or pipe, Stage Light Clamps is suitable for 1.6-2.0inch truss or pipe with adjustable wing nut and the load capacity is 440lb/200kg. Suggestions for choosing Stage Light Clamps: Figure out how big a shelf the lamp hangs on, whether it is a square tube or a round tube, this one is suitable for round tubes. At least choose a load-bearing Stage Light Clamps that is three times larger than the weight of the light fixture itself. Long-term fixation is especially important, considering safety and durability. Safety ropes are very necessary, and they can play a big role in critical moments. Suitable places: The stage lighting clamp is very suitable for various stage lighting,wedding celebrations, KTV bars, large-scale concerts, discos, mobile stages, etc.