Quick Release Plates are compatible with any "Arca-Swiss" type quick release system (e.g. Arca-Swiss, Foba, Graff, Wimberley, etc.). Precision machined from T-6 aluminum, these high-quality plates feature a satin black anodized finish, and are "made in the USA". Designed for lenses with a tripod-mount foot that's up to 2.5" (63mm) long.