Phase 5 Tactical Complete M-LOK Upper Assembly 5.56mm 16 Inch Chrome-Lined Barrel

Forged 7075 T6 aluminum upper receiver with 15 inch lo-pro slope nose (LPSN15) free float quad rail M-LOK with True Fit Technology; mil-spec type III hard coat anodizing finish. Sixteen inch 4150 chrome lined button rifled barrel with 1:8 inch twist; M4 extension/M4 feed ramps with mid length gas systems and lo-pro gas block. Electroless Nickel M16 bolt carrier group. Ambidextrous Battle Latch charging handle assembly. FATman hex brake. A.R.M.S. 71L flip up sight set. Made in the USA.