Using high-density aviation aluminum, automatic CNC machine tools, diamond composite cutter head, hollow carving precision machining; Vibration polishing technology is adopted, which improves the precision by 20% compared with manual polishing, and multiple of , so that the color uniformity of the metal surface is increased by 10%; Quick release plate compatible heads include: MVH400 series, MVH500 series, MVH600 series, MVH700 series, Sand FSB4/6/6T, FSB8/8T/10T, series, DV 3+3/5+5 series Replacement Foot Compatible lenses include: Z 400mm F2.8 TC VR S, Z 600mm F4 TC VR S, Z 800mm F6.3 VR S It has a wide range of applications and is durable. Type: Lens Replacement Foot Bracket Colour:black Material:Metal Package Contents: 1 x Replacement Foot Bracket 1 x Quick release plate 8 x screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.