Ideal for mounting cameras and larger telephoto lenses onto Arca-Swiss and RRS heads, this black A-65B PRO Quick Release Plate from NiSi has a standard 1/4"-20 mounting screw with a folding butterfly handle that allows you to tightly mount your gear without needing a tool and a large slip-resistant pad. The plate is made of lightweight and strong aluminum treated with a scratch-resistant anodized finish and features an integrated strap mount.