18 IN. SDX RAIL LIGHTWEIGHT RIFLE
5.56 NATO cal., 18 in. SOCOM barrel with M4 extension, threaded muzzle, fixed skeleton stock, mid-length adj. gas system, adj. gas block, 15 in. SDX M-LOK rail, M4 feed ramp flat-top upper receiver, Mil-Spec forged lower, 7.2 lbs. Mfg. 2018...