This is a must for an M40A3 sniper clone build. This is the real deal. This bottom metal accepts Remington box magazine, spring and follower, action bolts. Heavy duty steel. Some inletting will be required if your not using the correct stock. Bolt spacing for the action is 6.5" (Remington spec). Located in Lockhart. $260 firm. Trade for chrome lined AR15 barrel M4 upper or even a top end barrel, with the Delta ring, FSP and pinned and welded muzzle device. Text 830-2four5-29seventy3