16″ 5.56 M-Lok Moe Ept Rifle Kit W/ Mbus Sights

16″ 4150V Chrome Moly Vanadium steel barrel, chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. The barrel is finished with a .750″ diameter low-profile gas block, 13.5″ Lightweight M-Lok Free Float Rail and an A2 flash hider. Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feed ramp cuts, these upper receivers are made for us right here in the USA. Bolt is made of shot-peened, Mil-spec Carpenter 158® steel. Gas key is secured with grade 8 fasteners and staked. Includes Charging Handle, Enhanced Polished Trigger, and black MBUS sights.