American Defense Manufacturing Base for Harris Bipod Standard Black AD-BP STD-TL. Not compatible with the Tac Lever ( Lever interferes with the bipod itself ). 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 Base for Harris Bipod: Manufacturer: American Defense Manufacturing Condition: New Additional Features: Titanium Lever Features of Base for Harris Bipod: 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. Package Contents: American Defense Manufacturing Base for Harris Bipod American Defense Manufacturing AD-BP STD-TL: Base for Harris Bipod Standard Black