iShoot Tripod Mount Ring Lens Collar Support Compatible with Sony FE 70-200mm f/4 G OSS Lens SEL70200G, Built-in Arca-Swiss Type Quick Release Plate with 1/4" and 3/8" Screw Holes for Tripod Ball Head Main Features: 1. Referencing to and modified from original standard design, bearing is enhanced, structure and 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-type design, 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 72.5mm, width is about 17.5mm; bottom with quick release plate structure, the plate’s length is about 76mm, with 1/4" and 3/8" screw holes; 4. Bottom quick release plate is Arca 39mm standard, compatible with RRS / ARCA-SWISS fit tripod head clamp. Compatible with : Sony FE 70-200mm f/4 G OSS Lens SEL70200G Package Includes: 1 x iShoot Tripod Mount Ring IS-S720FE (The other items in the photos not listed here are for illustrating only, not included)