iShoot Lens Collar Tripod Mount Ring IS-RF2870 Compatible with Canon RF 28-70mm F2L USM Lens Bottom is Arca Fit Quick Release Plate Feature for RRS / Arca-Swiss Fit Ballhead Clamp Main Features: 1. The lens collar is made of high-density Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center; hollowed-out work processed by Multi-Diamond Cutter finely; 2. The tripod mount ring surface using vibration polishing technology and multiple anodic oxidation, greatly increased the color uniformity of the metal surface; the appearance and exquisite workmanship is much better than similar products made by mold; 3. The tripod collar is specially tailor made for Canon RF 28-70mm F2L USM, customized according to the shape and structure of the lens, support vertical shoot, but can't be rotated; 4. The inner diameter of this tripod mount ring support is about 74.5mm, the width is about 18mm. Overall one-time molded, and 3M plastic protective film is attached, Locking knob with non-slip design; 5. The bottom quick release plate of the Lens support is about 70mm in length, adopts ARCA-SWISS / RRS 39mm standard fit, and reserved 1/4 and 3/8 screw holes, equipped with stainless steel non-slip screws; net weight is about 185g; 6. Bottom quick release plate is AS 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. Compatible with: Canon RF 28-70mm F2L USM Note: Can Not be used for other lenses Package Includes: 1 x iShoot Lens Collar IS-RF2870 for Canon RF 28-70mm F2L USM (Note: The other items in the photos not listed here are for illustrating only, not included)

5. The tripod ring support 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. The Lens support bottom reserved 1/4" and 3/8" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly;. 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 dovetail groove;. 2. The net weight of the tripod mount ring is about 185g, inner diameter is about 74.5mm, the width is about 18mm. Overall one-time molded, and 3M plastic protective film is attached, locking knob with non-slip design;. 1. The lens collar is specially tailor made for Canon RF 28-70mm F2L USM, can't be used for other lenses; customized according to the shape and structure of the lens, support vertical shoot, but can't be rotated;.

Maximum Weight Recommendation: 185 Grams. Item Weight: 185 Grams. Brand: iShoot. Color: Black. Manufacturer: iShoot. Date First Available: November 10, 2020. Best Sellers Rank: #95 in Tripod Lens Mount Rings. Customer Reviews: 3.7 out of 5 stars 13 ratings 3.7 out of 5 stars. Item model number: QR03-IS-RF2870. : B08N468B7G. Item Weight: 6.5 ounces. Package Dimensions: 6.54 x 5.91 x 3.46 inches.