SmallRig QR Half Cage for Blackmagic Design Pocket Cinema Camera 4K and 6K (New Version) CVB2255B is a form-fitting cage. It features a Manfrotto 501PL plate in the cage allowing quick release of camera in 2 seconds and shift to Manfrotto 501PL compatible tripods. It is securely locked by a 1/4’’-20 screw on the bottom, with additional locating pins and rubber pads to prevent wiggles and scratches. On the top and left side are built-in NATO rails, where you can attach SmallRig NATO Top Handle 1955 and SmallRig Wooden NATO Side Handle 2187 to conduct hand-held shooting. Multiple mounting points such as 1/4’’-20 & 3/8’’16 threaded holes, cold shoe and ARRI locating holes are perfect for attaching accessories. For users who record with Samsung T5 SSD Mount 2245B is a good choice. The cage is compatible with SmallRig HDMI & USB-C Cable Clamp 2246B to fix the cables. It works with SmallRig Lens Mount Adapter Support 2247 to keep your lens stable. Attach the SmallRig Baseplate for BMPCC 4K 2267 at the bottom of the cage to provide 15mm rail support at 85mm rod height. The cage ensures unobstructed camera grip, button, port, venting and battery access.