RUC (RAINIER URBAN CARBINE) MOD 3.5
5.56 NATO cal., GPO, 16 in. Nitride barrel, Superlative Arms adj. piston system, RAC XTC 2.0 compensator, 30 shot Hexmag., ALG QMS trigger, Magpul MBUS Pro sights, B5 Systems Bravo stock, Magpul MOE+ grips, selector switch, M4 feed ramps, f...