Smallrig 3139 Cage Kit For Canon R5/R6 - 2982 Camera Cage for Canon R5 & R6: In addition to the built-in NATO rail on the top, one cold shoe mount and multiple 1/4"-20 and 3/8"-16 threaded holes, this formfitting aluminum cage feature several ARRI-style mounts for preventing accessories from twisting when mounted on the cage. The cage also incorporates two anti-twist pins on the base plate in addition to the 1/4"-20 camera mounting screw so your camera can't move around in the cage. You can attach SmallRig Top Handle 1984 or 2439, SmallRig Wooden Side Handle 2093 for hand-held shooting, and SmallRig Cable Clamp 2981 to protect the HDMI and USB-C cables. ARRI-style mounts on the top and side are provided to attach SmallRig ARRI Locating Handle 2165 or SmallRig Ball Head Magic Arm 2115. Strap holes are included to add a separately available hand strap 2456,2398 or neck strap 2428 to your rig. Besides, a screwdriver is built into the bottom of the cage for tightening the camera screw