iShoot Metal Lens Collar Tripod Mount Ring Compatible with Canon RF 70-200mm f/2.8L is USM E (III), Lens Support Holder Bracket Bottom is 39mm Arca-Swiss Fit Quick Release Plate Dovetail Groove - FBA-IS-RF720

• UPC   708214151302
• 1. The tripod mount ring is tailor-made for Canon RF 70-200mm f/2.8L IS USM Lens, can't be used for other lenses?the inner diameter is about 81.5 mm, the width is about 13.5mm, net weight is about 165g. 2. The lens collar adopts original E(III) standard design, split structure, the inner wall is grooved, and the 3M plastic film is attached to reduce wear. the knob has the same function as the original factory, and the knob is screwed to the end to unlock. 3. The tripod collar bottom is added 70mm long Arca fit quick release plate feature, can be used with 39mm Arca-swiss fit tripod ball head, panoramic head and clamp directly. more practical than lens collars without QR-Plate. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly. 4. This lens support bottom's dovetail groove is 39mm Arca-Swiss standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK. 5. The tripod ring is made of Aviation Aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized finish. Lightweight and solid. precisely machined by world-class high-end CNC turning center. hollowed-out work processed by Multi-Diamond Cutter finely. The appearance and exquisite workmanship are much better than similar products made by mold.