This Arca-Type Quick-Release Plate from Acratech is compatible with select Canon DSLRs with and without battery grips. Refer to the list below for your camera's compatibility. This plate will also work with most Arca-Swiss type release clamps. It's machined in the USA from 6061 T-6 aluminum and features an anti-twist lip that prevents rotation. It has a standard 1/4"-20 camera mounting thread and an anodized black satin finish.