Need to use your current ch and bcg. 350 offers a significant increase in velocity and energy without having to buy a specialty bolt. Ar15.223 / 5.56 / 350 legend / 300 blackout mpi tested black nitride bolt head with extractor $ 129.95 $ 85.00 add to cart.
5rd 350 legend duramag ss by c products defense.
300 blackout, 7.5″ parkerized heavy barrel, 1:8 twist, pistol length gas system, 7″ mlok rail, side charging upper $ 499.99 $ 349.99 add to cart; Ar15.223 / 5.56 / 350 legend / 300 blackout mpi tested black nitride bolt head with extractor $ 129.95 $ 85.00 add to cart. 350 offers a significant increase in velocity and energy without having to buy a specialty bolt. 10.5 parkerized 4150 steel heavy barreltwist: