Metal 73mm Lens Support Collar Tripod Mount Ring with ARCA Fit Quick Release Plate for Canon Mount Adapter EF-EOS R 2971C002

iShoot All Metal Lens Collar Tripod Mount Ring IS-EF-EOS-R
for Canon Mount Adapter EF-EOS R
Bottom is ARCA Fit Quick Release Plate Feature
Compatible with Tripod Ball Head of RRS / ARCA-SWISS / PMG Fit
Features: 1. The tripod mount ring is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, polished and surface anodized, with stainless steel screw;

2. The lens collar is tailor-made according to the Canon Mount Adapter EF-EOS R. Positioning by the switch, can not be rotated. All corners are grinding rounded, using 3M plastic film inside to prevent lens wear; the inner diameter is about 73mm and the width is about 18mm. Added the function of quick release plate in the bottom. The length of the QR plate is about 55mm, with 1/4 and 3/8 screw holes and stainless-steel anti-slip screws. The net weight is about 160g;

3. Bottom quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / PMG / WIMBERLEY / MARKINS / PHOTOCLAM / SUNWAYFOTO / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit, suitable for iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64-FD / IS-JZ70MFT / IS-JZ80BK / IS-JZ85MFT clamp. Applicable to: Canon Mount Adapter EF-EOS R Note: This tripod mount ring can be only used for Canon Mount Adapter EF-EOS R (2971C002), cannot be used for Canon Control Ring Mount Adapter EF-EOS R (2972C002). Package Including: 1 x iShoot Lens Collar IS-EF-EOS-R for Canon Mount Adapter EF-EOS R
(The other items in the photos not listed here are for illustrating only, not included)