Metal Tripod Mount Ring D Lens Collar Support Holder Bracket for Canon EF 100mm f/2.8L IS USM Macro

【1】It is referring to Canon original TMR D (B) design, with precise all-metal material processing and surface hardening treatment, fine and smooth, wear-resistant; Junctions of new version are fixed by steel needles; locks use stainless-steel-spring screw; the bottom is electroplated copper nut, more exquisite and perfect. 【2】The new version metal tripod mount ring D lens collar support holder bracket uses aviation aluminum die-casting, polished 3 times, automotive paint on the surface, thickened flocking; structure optimized, the overall intensity increases 30% and the surface hardness increases 20% than the old version but weigh is still 140g; Inner Diameter: 68mm; 【3】Made of all-metal material, the bottom has a 1/4 screw hole; with flocking inside and locking knob, combining tightly to the lens without gaps, sturdy and durable; 【4】The mount consists of a number of complex components, very sophisticated,The surface is treated with automobile-painting, and the color is consistent with the lens, integrated with the camera and lens; 【5】The mount is very solid, no wavering in the slightest degree, Packed in the lightweight plastic packaging. Suitable for Canon EF 100mm f/2.8L IS USM Macro.