SmallRig Quick Release Clamp and Plate ( Arca-type Compatible) 2280 is a dedicated kit designed for mirrorless and DSLR cameras. Attach the QR plate to SmallRig cage or camera tripod socket, drop it into the clamp and tighten the knob screw. There are multiple 1/4??-20, 3/8??-16 threaded holes and thorough...