Shelf bracket -camera mounting ring, ring mount Highlights generic brand camera mounting ring, ring mount Description: The tripod ring mount mounts on the tripod. It helps you secure and balance your heavy or long tele lens hanging from the front of the camera. The hinged design allows the ring to be removed without having to disassemble the lens from the camera. Die-cast aluminum: lightweight, yet strong and affordable. Suitable for Canon EF 70-200mm f/4L USM, Canon EF 70-200mm f/4L IS USM, Canon EF 300mm f/4L USM, Canon EF 400mm f/5.6L USM. Flocked inner lining protects your lens from scratches. Specification: Material: Aluminum Alloy Ring Diameter: 66mm Suitable for Canon EF 70-200mm f/4L USM, Canon EF 70-200mm f/4L IS USM, Canon EF 300mm f/4L USM, Canon EF 400mm f/5.6L USM. Package includes: 1 piecex Tripod Mount Ring