AR15, 8.5" Pistol, 5.56 NATO Rear Charge, Complete with BCG.

This AR-15 5.56 Nato pistol length by BCA has a 8.5" M4 contour barrel with a parkerized finish, and features a 1:7 twist rate, with a pistol length gas system. It includes the new 6.5" MLOK rail, an M4 flat-top billet upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. The BCA lower receiver is fully machined, anodized black and forged to milspec from 7075 aluminum. Equipped with a pistol buffer tube and an A2 grip, this complete firearm is ready for action.