quick release L-bracket & camera grip custom , compatible with Arca-Swiss stardard, both the base plate and vertical plate are 100% compatible with RRS lever-release clamp Features a detachable design, the base plate and vertical plate can be easily disassembled and assembled to fit different shooting experience. The base plate has reserved extra UNC 1/4 inch - 20 threaded mounting holes and strap hole for additional functions. CNC cutting machine from light weight aircraft-grade aluminum, stain anodized surface finish for better abrasion and corrosion resistant. Mounting Hole: UNC1/4 inch Effectively shock-proof Allow full access to the remote control cord and other date cables Composed of 2 detachable parts: Base plate L-Plate Suitable for: Camera: For SONY A7M3/A9/A7R3 color: black Material: Aluminum alloy Package include: 1 x L-Bracket Hand Grip 1 x Wrench Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.