About this item

• 1. The tripod mount ring support base is tailor-made and compatible with Canon RF 600mm F11 IS STM & RF 800mm F11 IS STM, can’t be used for other lenses；the measuring volume of the replacement foot is about 91mm(L) x 38.5mm(W) x 31mm(H) (without screws), and net weight is about 95g;
• 2. The lens collar stand is made based on the lens structure, the screw holes are precisely coordinated, and the anti-skid positioning pin is designed. It is locked by spring screws, with wavy handles;
• 3. The tripod collar stand bottom is added 45mm 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. The Lens collar base bottom reserved 1/4″ and 3/8″ screw holes and stainless-steel anti-slip screw for fixing lens to tripod directly;
• 4. This lens collar support base bottom’s dovetail groove is 39mm Arca-Swiss standard, compatible with RRS / ARCA-SWISS / iShoot tripod head and clamp or Arca 39mm fit;
• 5. The tripod mount ring base is made of Aviation Aluminum, precisely machined by world-class high-end CNC turning center, hollow-out weight reduction design, hollowed-out work processed by Multi-Diamond Cutter finely, lightweight and solid, polished and surface anodized finish. The appearance and exquisite workmanship are much better than similar products made by mold.