RF .300 BLACKOUT PISTOL WITH FCR RAIL
.300 AAC Blackout cal., GIO, pistol length gas system, 8 1/2 or 10 1/2 in. Melonite treated CM barrel, low profile gas block, A2 flash hider, Mil-Std. forged receivers, pistol buffer assembly with foam piece or SBA3 brace, M4 feed ramps, 7 ...