Tripod Mount Ring, 80mm Camera Lens Collar Socket
Compatible with Canon EF 28-300mm f/3.5-5.6L IS USM Lens and EF 70-300mm f/4-5.6L IS USM Lens,
Built-in ARCA-SWISS Quick Release Plate for Tripod Ball Head

Main Features:
1. The lens support is referencing to and modified from 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; split structure, built-in anti-skid patch, copper knob, stainless steel anti-skid nails;

3. The weight of the tripod mount ring is about 165g, inner diameter is about 80mm, ring width is about18mm; bottom quick release plate is about 76mm long, with 1/4" and 3/8" screw holes;

4. Quick release plate is AS 39mm standard, compatible with RRS / ARCA-SWISS / 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.

Compatible with Canon Lenses:
EF 28-300mm f/3.5-5.6L IS USM Lens
EF 70-300mm f/4-5.6L IS USM Lens

Package Includes:
1 x iShoot Tripod Mount Ring IS-C730PB
(The other items in the photos not listed here are for illustrating only, not included)