The lens collar is tailor-made based on the shape and structure of the FTZII mount adapter, only compatible with Nikon FTZII Mount Adapter Converter Ring, cannot be used with other lenses; only support horizontal shooting, not support vertical shooting; net weight is about 155g;
The inner wall is affixed with a plastic film, will not wear lens surface when installed correctly; there should be no stickers on the lens surface installation position, if there is, remove it, otherwise it will affect the normal installation; install the plastic ring first, when installing, please align the points carefully, otherwise the plastic ring may be offset; and then install the metal tripod ring;
The tripod collar bottom is added 50mm long 39mm 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" and 3/8" screw holes and stainless-steel anti-slip screws for fixing lens to tripod directly?
The tripod mount ring IS-FTZII can be combined with clamp mount converter IS-3950PRO (Sold Separately), which can be used for fluid heads with Manfrotto structure;

iShoot IS-FTZII Lens Support Collar Tripod Mount Ring Adapter for Nikon FTZ II