RXA HBAR MOD RIFLE (RXA15 STAINLESS HBAR MOD)
5.56 NATO cal., 16 in. stainless steel HBAR barrel, stainless steel A2 flash hider, 30 shot PMAG, 6-pos. adj. M4 stock, A2 pistol grip, carbine length gas tube, forged aluminum A3 flat-top upper and Red X Arms lower receiver, M4 feed ramps,...