Lens Collar Tripod Mount Ring for Canon EF 70-200mm f/2.8L is II/III USM, 100-400mm f/4.5-5.6L is USM, 35-350mm f/3.5-5.6L USM, 300mm f/4L is USM

All Metal Lens Tripod Mount Ring IS-C720XB
for Canon EF 70-200mm f/2.8L IS III USM Lens and so on
Bottom is ARCA Fit Quick Release Plate Feature
Compatible with Ball Head of RRS / ARCA-SWISS / KIRK Fit
Features: 1. Referencing to and modified from Canon original standard design, bearing is enhanced, details are improved, and added the features of quick release plate, more practical;
2. The lens collar is made of Aviation Aluminum, CNC precisely machined, surface anodic oxidation; integrated structure, built-in anti-skid patch, copper knob, stainless steel anti-skid nails;
3. The net weight of the tripod mount ring is about 135g, inner diameter is about 78mm, the ring width is about 18mm; bottom is 65mm length quick release plate, with 1/4" and 3/8" screw holes;
4. Quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-QJ64-FD / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK. Applicable to Canon Lenses:Canon EF 70-200mm f/2.8L USM
Canon EF 70-200mm f/2.8L IS USM
Canon EF 70-200mm f/2.8L IS II USM
Canon EF 70-200mm f/2.8L IS III USM
Canon EF 100-400mm f/4.5-5.6L IS USM
Canon EF 35-350mm f/3.5-5.6L USM
Canon EF 300mm f/4L IS USM
Not suitable for other lens. Package Including:1 x iShoot Lens Collar Support Tripod Mount Ring IS-C720XB
(The other items in the photos not listed here are for illustrating only, not included)