American Defense Manufacturing Dual Ring Scope Mount Straight up Mount w/ 20 MOA 1in Rings Flat Dark Earth AD-RECON-S 20MOA 1 STD FDE-TL. It is precision machined from 6061 T6 aluminum and finished in hard coat T3 Mil-Spec anodize. It features the Patented QD Auto Lock Lever system to accommodate both in spec and out of spec rail systems. Specifications for American Defense Manufacturing AD-Recon-S 20 Dual Ring Straight Up Scope Mount: Manufacturer: American Defense Manufacturing Cant: 20 MOA Additional Features: Titanium Lever Package Contents: American Defense Manufacturing AD-Recon-S 20 Dual Ring Straight Up Scope Mount American Defense Manufacturing AD-RECON-S 20MOA 1 STD FDE-TL: Dual Ring Scope Mount Straight up Mount w/ 20 MOA 1in Rings Flat Dark Earth