The BT47-LW17 PSR (Precision Sniper  Rifle) Atlas Bipod mounts directly to any 1913 style Picatinny rail via  the included ADM-170-S lever.
It  is comprised of 6061-T6 aluminum, except the strengthened inner legs  which are made from 7075-T6 aluminum that are Mil-Spec Type III hard  coat anodized and have heat treated, stainless steel  components. Available in black only.
The PSR series of Atlas Bipods were developed for the SOCOM PSR (Precision Sniper Rifle) Weapons System (BT46-LW17 was selected for SOCOM PSR).
Height Range: 6.4 - 12.8" (8.5” at 90°)
Preloaded Pan: 30 degrees
Preloaded Cant: 30 degrees
Position Button 0.5" diameter
Fore and Aft pivot limiting Bosses
5 leg positions: 0, 45, 90, 135 & 180 degrees
Non-Rotating Legs: outer leg does not rotate around inner leg
Larger, stronger inner legs
Weight: 15.13 ounces approx.
Footprint: 10-14.5"