Tripod Mount Ring Base Lens Collar Foot Stand Compatible with Canon RF 800mm f/11 IS STM & 600mm STM, Support Vertical Shoot, Bracket Holder 2 x Arca-Swiss Fit Quick Release Plate

1. The lens collar foot is tailer-made based on the shape and layout of the lens, support vertical shoot; compatible with Canon RF 600mm f/11 IS STM & RF 800mm f/11 IS STM, support vertical shoot, can?t be used with other lenses; 2. Designed with two bottom quick release plates, both are RRS/ARCA-SWISS fit, the measured volume is about 90x85x28mm, and the net weight is about 150g; 3. The bottom plate on one end is locked with spring screws, reserved with one 1/4 screw hole and one 3/8 screw hole; and one 1/4 screw hole is reserved in the dangling plate on the other end; 4. IS-THRF680PRO lens collar foot + IS-3950PRO quick release plate converter (sold separately), compatible with Manfrotto structure hydraulic head; 5. The tripod mount ring base is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.