American Defense Manufacturing 1-Piece Scope Mount w/ 2in Offset Tactical Legacy Lever 30mm Ring Size Flat Dark Earth. The AD-Recon works with scopes with Objective Housings as large as 56 mm. Offered in a variety of ring sizes the cantilever throws the scope out front allowing you to get the right eye relief. 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 1-Piece Scope Mount w/ 2in Offset: Manufacturer: American Defense Manufacturing Gun Rail: Picatinny Fabric/Material: 6061-T6 Aluminum Offset: 2 in Gun Make: AR Platform Weight: 8.4 oz Gun Model: AR-15 Additional Features: Tactical Legacy Lever Condition: New Finish: T3 Mil-Spec Anodize Gun Type: Rifle Features of American Defense Manufacturing 1-Piece Scope Mount w/ 2in Offset Does not require proprietary tools for adjustment. Can be adjusted with your finger or a flat blade screwdriver. Lever can be configured to lock to the front or the rear. Superior clamping surface to insure maximum rail engagement. Precision machined from 6061 T6 Aluminum. Hard coat anodized for a lifetime of performance. Fully adjustable to fit both in spec and out of spec rail systems. Features the Patented QD Auto Lock Lever system. Package Contents: American Defense Manufacturing 1-Piece Scope Mount w/ 2in Offset What firearm models does the manufacturer say American Defense Manufacturing 1-Piece Scope Mount w/ 2in Offset is compatible with? The manufacturer says that American Defense Manufacturing 1-Piece Scope Mount w/ 2in Offset is compatible with AR-15American Defense Manufacturing AD-RECON-30-FDE-TAC: 1-Piece Scope Mount w/ 2in Offset Tactical Legacy Lever 30mm Ring Size Flat Dark Earth