From Manufacturer
Quickly mount and release your gear using the Manfrotto MOVE Quick Release Catcher System with Additional Quick Release Plate put together by B&H. This kit includes the MOVE Quick Release Catcher System, comprised of a quick release plate and base, and an additional quick release plate is included in the kit for quickly swapping between camera gear. The quick release system features an ergonomic design for use with tripod heads, sliders, tripods, stabilizers, and the entire MOVE ecosystem of support products.