The solid vault-like action is cold hammer-forged from special steel alloy. Integral 17 mm axial scope mounting rails have integral recoil stop-slots on the top of the receiver. The sturdy bolt with three locking lugs feeds rounds flawlessly from the centerline of a detachable staggered 2-row magazine. It has a reliable feed for various ammunition types. The bolt lift is at a 60° angle for fast bolt throw.