iShoot All-Metal Self-Locked Lever Clamp IS-JZ85BK --- Knob Fine-Tuned Compatible with Manfrotto 200PL Plate & RRS Arca-Swiss Fit Quick Release Plate Features: 1. The front side of the clamp is marked with scales, compatible with Manfrotto 200PL and RRS / ARCA-SWISS fit quick release plates; 2. The reverse side is designed with a cross groove, which can be used to the RRS fit tripod head, or used to some ball heads of Manfrotto and Gitzo through iShoot IS-5275JX adapter (Sold Separately), like: Gitzo 82TDQ / 82DQ series, Manfrotto MH490 / 492 / 494 / 496 / 498 series, MH054 / 055 / 057 series and MHXPRO series; 3. The lever clamp adopts asymmetric design. One side is the lever, about 85mm long, anti-slip design, built-in spring self-locked switch, 180° opening and closing; the other side uses a semi-hidden knob to fine-tuned the opening and closing of the clamp to adapt to quick release plates of different widths; 4. The measured volume of the clamp is about 105mm long x 80mm wide x 20mm high, and the net weight is about 185g; 5. The lever clamp is made of high-quality Aviation Aluminum, lightweight and solid; precisely machined by world-class high-end CNC turning center, surface anodic oxidation; appearance and exquisite workmanship is much better than similar products made by mold. Package Including: 1 x iShoot All-Metal Self-Locked Lever Clamp IS-JZ85BK (The other items in the photos not listed here are for illustrating only, not included)