This rig is suitable for RED EPIC-W and RED Scarlet-W (Old version). The top and bottom plate are connected via the side plates providing a fully functional rig. The tool-less metal top handle attaches and detaches without tools or screws. The base plate for the top handle and the rig have 15mm holes for mounting rods which allows for mounting accessories and expanding the rig. CNC Machined from aluminum this rig is light weight and very strong. There are lots of threaded holes on the rig to attach accessories.