Large Crab Claw All Metal Strong Clip Magic Arm Screen Universal ChuckThis Crab Claw Clamp is universal, it can be attached to any shape objects such as cameras, lights, umbrellas, hooks, shelves, flat glass, cross rods and more.Super clips have 1/4"-20 and 3/8"-16 threads. Anti-slip rubber on the inside provides strength and stability.Maximum Opening Diameter: 1.97"/5cm.Robust construction, materials: lightweight aluminium alloy and stainless steel.The maximum opening distance is about 47mm, and the meshing part adopts non-slip rubber pads to increase the friction force and reduce the scratches caused by friction with the pipe diameter, and the bite is tighter, more stable and safer.Colour: BlackSize: 80*55*20mmQuantity: 1 pieceW