iShoot Lens Collar Foot Tripod Mount Ring Base Lens Bracket Stand IS-THRF680PRO---Support Vertical Shooting Compatible with Canon RF 600mm f/11 IS STM & RF 800mm f/11 IS STM With 2 x 39mm ARCA Fit Quick Release Plate on Both Ends, Compatible with RRS / ARCA-SWISS Fit Tripod Head & Clamp Main feature: 1. The lens collar foot is tailer-made based on the shape and layout of the lens, support vertical shoot; 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. Compatible with Canon Lens: RF 600mm f/11 IS STM RF 800mm f/11 IS STM Can't be used for other lenses Package Includes: 1 x iShoot lens collar foot IS-THRF680PRO (Note: The other items in the photos not listed here are for illustrating only, not included)

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. 4. IS-THRF680PRO lens collar foot + IS-3950PRO quick release plate converter (sold separately), compatible with Manfrotto structure hydraulic head;. 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;. 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;. 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;.

Maximum Weight Recommendation: 150 Grams. Item Weight: 150 Grams. Brand: IShoot. Manufacturer: iShoot. Date First Available: December 16, 2021. Best Sellers Rank: #22 in Tripod Lens Mount Rings. Customer Reviews: 4.5 out of 5 stars 3 ratings 4.5 out of 5 stars. : B09NPGDT5N. Item Weight: 5.3 ounces. Package Dimensions: 4.8 x 3.5 x 2.91 inches.