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 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.