SmallRig Crab-Shaped Clamp 3755 is made of aircraft-grade aluminum alloy and stainless steel, CNC machined and carved to increase sturdiness and durability. It features a skeletal design and shark clamp with stronger clamping force as well as widely compatible 1/4"-20 threaded holes, 3/8"-16 threaded holes, and ARRI 3/8"-16 locating holes. The clamp, which supports a rod of a minimum diameter of 14mm and a surface with a maximum thickness of 65mm, can quickly attach cameras, monitors, LED lights, etc. to round pipes, cables, handlebars, tripods, and stabilizer handheld rings. In addition, built-in cushions provide protection and clamping stability.