iShoot Full Metal Tripod Mount Ring for Canon EF 70-200mm f/4L IS II USM Lens, Lens Collar Support Bracket with Quick Release Plate fit Arca-Swiss Type Tripod Ball Head

Referring to and modified from Canon original standard design, bearing is enhanced, details are improved, and added the features of quick release plate; High temperature die casting molding of Aluminum alloy, CNC processing, car paint on surface. Built-in 3M film, copper knob and stainless steel anti-skid nails; Net weight is about 135g, inner diameter is about 65.5mm, width is about 18mm; split-structure, bottom with quick-release plate design, the plate?s length is about 60mm, with 1/4" and 3/8" screw holes; iShoot Full Metal Tripod Mount Ring for Canon EF 70-200mm f/4L IS II USM Lens, Lens Collar Support Bracket with Quick Release Plate fit Arca-Swiss Type Tripod Ball Head; Quick release plate is AS standard, compatible with ARCA-SWISS / WIMBERLEY / PMG / SUNWAYFOTO / BENRO/SIRUI / MARSACE / ISHOOT ball head of Arca 39mm fit.