Sight Mount for Trijicon RCOACOG & Reflex Sights on M1913 Picatinny Rail Features: For use with Trijicon ACOG & Reflex Series Optical Sights Eye-Relief Enhancement: 3.5" - Adjustable in 3/8" increments Retains Zero under extensive live fire usage and while subjected to harsh mechanical stresses: .01 MOA Returns to Zero following repeated removal-remount cycles during extensive live fire usage: Value: .01 MOA [Lab Tested] Adjustable to Out-of-Spec / Worn M1913 Picatinny Rails Auto-Locking Quick Detach (ALQD) Lever System Non-Abrading / Gouging Picatinny Rail Lockdown Feature Lightweight Rugged Design American Made Specifications: Description: Sight Mount for Trijicon RCOACOG & Reflex Sights on M1913 Picatinny Rail P/N: RCME Materials: CNC Machined Aerospace Grade Aluminum, Stainless Steel Finish: MIL-SPEC Type III Hardcoat Anodize Category: Patent Pending NSN: 1240-01-567-4490