1. 100% brand new with high quality.2. The whole body is made of aviation metal material, and the military quality guarantees the product quality, the structure is firm and not easy to damage.
3. Windage and elevation adjusting directly without tools.
4. 1 inch ring diameter and 20mm mount for picatinny/waver rails.
5. Easily to attch/detach on rails and get windage/elevation adjust.
6. Good for mounting scopes, flashlights, lasers and other optics.