MARK 5

Chambered in .350 Legend with a 16-inch parkerized BC-15 Bear Creek Arsenal barrel with a 1:16 twist and a carbine length gas system. We suggest Hornady 250 grain FTX ammo for maximum potential. Available with Cerakote E-100 blackout option for the inside of the Upper Receiver.

All of our Upper Receivers work with standard AR-15 Lower Receivers