Mount Accessories to the Canon C400 via Arri Rosette, NATO Rail, 3/8'-16 and 1/4'-20 with Locating Points Shoulder Rig Baseplate Accommodates Quick Transitions from VCT to Comfortable Shoulder Operation Battery Plate Provides P-Tap, 2 Pin, and PD USB-C Ports for Convenient Power and Hot Swapping Extension Handle Support for the C400 Side Handle Provides Access to Full Controls while in a Shoulder Rig Configuration Top Handle Provides Comfortable Operating and Handling While Expanding Mounting Points for Accessories