The BT10-LW17 V8 Atlas Bipod mounts directly to any 1913 style Picatinny rail via the included ADM-170-S lever.It is comprised of 6061-T6 aluminum that is Mil-Spec Type III hard coat anodized and have heat treated stainless steel components. Available in black only.NSN 1005-01-623-6257 Height Range: 5.2 - 9.6" (6.8" at 90); Preloaded Pan: 30 degrees; Preloaded Cant: 30 degrees; Position Button 0.36" diameter; 5 leg positions: 0, 45, 90, 135 & 180 degrees; Weight: 12.7 ounces approx.; Footprint: 811";