Barrel: 16" length, 4150V Chrome Moly Vanadium steel , chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a mid-length gas system. The barrel is finished with with a .750" diameter low-profile gas block, PSA 12" Precision Keymod Free Float Rail and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feedramp cuts, T-marks, these upper upper receivers are made for us right here in the USA.
Includes: Magpul MBUS Sight Set, Black
Does not include bolt carrier group or charging handle.