SIRUI SC-BPS Universal Quick Release Baseplate with Dual 15mm Rod Clamp KitThis Universal Quick Release Baseplate Kit from Sirui includes the same ARRI dovetail plate, Arca Swiss plate, and dual 15mm rod clamp compatibility in the standalone baseplate version while adding a Y shaped lens support and two 15mm rods. Attach rigs up to 33. 1 lb onto the baseplate kit thanks to its multiple 1 4" 20 and 3 8" 16 threads, screws, and included Arca Swiss quick release plate. Several locking levers make up the dual locking system to