Top Plate (Canon C300mkIII, C500mkII) camera has arrays of 1/4-20 holes in standard spacing and ARRI Accessory Mount in several places (3/8-16 threaded hole with locating pins adjacent). Included with the Top Plate is a Canon LCD Bracket Adapter which allows you to reinstall the L bracket and LCD that comes with the camera. This piece can be attached to the front of the Top Plate or to the front of Wooden Camera handles like the NATO Handle Plus V2 and the Top Handle V2. If a longer handle option is desired, consider the Master Top Handle.