BLACK RAIN SPEC+ SERIES - CRYPT
5.56 NATO or .300 AAC Blackout cal., GIO, 10 1/2 in. CM barrel, flash can muzzle device, Mil-Spec GI trigger, with or w/o brace, Magpul MOE grip, low profile non-adj. gas block, Spec 15 forged aluminum receiver set, Spec15 forged charging h...