Bring your best game to the range with an upper that stands out
from the rest. Built with a premium Hardened Arms 4150 Chromemoly
Melonited Air Gauged barrel and finished off with a 10" SDX free float
rail. Utilizing the best in parts and in house manufacturing you wont
AR15 Upper Specifications: Hardened Arms M4 Feed Ramp Flat Top Receiver Black anodized mil-spec finished upper receiver Feed ramps for increased feeding reliability on barrel and upper Laser etched T-Marked upper receiver 4150 CMV Melonited 5.56mm Barrel Air-Gauged, Inspected and headspaced
Chambered in 5.56mm (Will also shoot .223) 16" M4 Profile barrel with M4 Extension 1/9 Barrel twist .750" barrel diameter at gas block 1/2x28 threaded muzzle/barrel Low profile gas block Barrel dimpled to secure gas block Carbine-Length gas system A2 flash hider 10" SDX Rail
Fits any mil-spec AR15 lower receiver.
Arms uppers are high end, accurate, head spaced, inspected and test
fired prior to shipping. They are built using stringent specs, top
quality parts and procedures to ensure maximum reliability and
You are responsible for knowing your state laws
regarding barrel lengths, pistol, Short barreled rife restrictions. 20%
restocking fees if you can not take delivery due to state restriction.
Dealer programs are available on our website. Two year warranty against
manufacturer defects. Finishes will wear with use, no warranties apply
to finish wear.