Lens Collar Tripod Mount Ring Compatible with Canon EF 100mm f/2.8L Macro IS USM Lens, Support Bracket Holder Built in Arca Swiss Fit Quick Release Plate for Head Clamp

1. The tripod mount ring is tailor-made and only compatible with Canon EF 100mm f/2.8L Macro IS USM Lens; Can't be used with Canon EF 100mm f/2.8 USM Macro Lens; 2. The lens collar adopts original factory standard, split structure. It is redesigned and produced by use new material and technology based the old version tripod ring TMR; 3. The inner diameter of this tripod ring is about 68mm. The surface contacting the lens is affixed with thicken flocking, the width of this contact surface is 18mm; net weight is about 142g; 4. The tripod collar bottom is added 55mm 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 QR-Plate; also reserved 1/4" screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly; 5. The tripod collar mount ring is made of high quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than its old version and the similar products made by mold