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. Height Range: 5.2 - 9.6a ^2 (6.8" at 90Adeg) Preloaded Pan: 30 degrees Preloaded Cant: 30 degrees Position Button 0.36a ^2 diameter 5 leg positions: 0, 45, 90, 135 & 180 degrees Footprint: 8-11a ^2