This AR-15 complete .458 SOCOM rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:14 twist rate, with a carbine length gas system (.936). It includes the new 15" MLOK rail, an M4 flat-top billet upper receiver, a bolt carrier group, and a gen 2 right side charging handle (patent pending). This .458 SOCOM upper is compatible with any mil-spec AR-15 lower.
BCG Included
