KAK Industry K-SPEC Enhanced, Bolt Carrier Group, For AR-15, 556/300 Blackout, 9310 Steel Construction, Chrome Lined, Phosphate Finish, Black, Duel Ejector, Down Vent 425-0512-003

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions. The K-SPEC is a truly plug and play BCG that will accommodate whatever configuration your mission requires.