1. Precision CNC machined from solid aircraft Aluminum, light weight. 2. High level hard anodized finish makes the surface durable and not easy to wear. 3. Standard dual dovetail design, with high contrast built-in bubble level to improve alignment. 4. Lightweight design of the quick release clamp with knob, compatible with Arca quick release plate. 5. Easy-recognized laser-engraved scale on both sides of the rail to adjust the nodal point conveniently and accurately.
