iShoot Tripod Mount Ring Lens Collar Compatible with Canon RF 15 35mm F2.8L is USM, Holder Bracket Support Bottom Arca Swiss Fit Quick Release Plate for Head Clamp & Stabilizer

1. The lens collar is molded in one piece, and avoids the lens switch; the locking knob is not removable; only compatible with Canon 15-35mm F2.8L IS USM; cannot be used with any other lens; 2. The inner wall of the lens ring is pasted with PVC film; the installation position is tightly bonded; there should be no stickers at the installation position, if there is, it should be removed, otherwise it will affect the installation; 3. When installing, please loosen the knob, align the positions, gently push down, and lock it moderately; The tripod ring cannot be rotated directly on the lens surface; only support horizontal shoot, not support vertical shoot; 4. The tripod collar is added 50mm long 39mm Arca fit quick release plate, can be used with 39mm Arca-Swiss fit tripod head and clamp directly; more practical than lens collars without QR-Plate; reserved with 1/4" and 3/8" screw holes and QD hole, and stainless-steel anti-slip screws for fixing lens to tripod directly； 5. The bottom of the plate is improved with new design, which is also compatible with the handheld stabilizer with the same structure of Arca-Swiss;