DPM Upgraded Recoil Spring AR-15 .308/7.62 Stainless RBA/AR-15 308

DPM Upgraded Recoil Spring AR-15 .308/7.62 Stainless RBA/AR-15 308. The system produces advanced recoil reduction by gradually slowing down the bolt carrier before stopping in the bottom the tube. Included also are 2 extra buffer springs 2 counterweight springs and an extra heavier counterweight. The users can fine tune the rifle circle and the recoil and further to secure the correct bolt locking. Specifications for DPM AR-15/AR-10 .308/7.62 Caliber Rifles MIL-SPEC Recoil Reduction Buffer Assem