Constructed from sturdy and lightweight aluminum, the Kupo Double Plate is primary designed to integrate both Manfrotto RC2 and Arca-Swiss mounts. Feature two smaller screws that act as bumpers which prevent the camera from sliding out accidentally while mounted on Arca-Swiss Ball head. The screws can be easily removed easy by hex tool when use this plate on RC2 ball head. The added anchor port of camera plate allows data cable to be wrapped around for preventing data port from damage. Perfect mounting solution on the ball head for both Arca- swiss and RC2 quick release plate with data port protection.