*Milspec forged aluminum upper receiver with forward assist and dust cover assembly installed. Matte black hard coat anodized Mil 8625 Type 3 Class 2. M4 feed ramps. Forged from 7075 T6 aluminum.

*15" Extended Rifle Length Narrow Profile Free Float Rail. Very comfortable and very light weight. Your choice of Keymod or M Lok slots. Slots run the entire length of our rail at the 3, 6, and 9 o'clock postions. Picatiny rail sections NOT included but are available for purchase on our website if needed. Rail sections easily attach to our rails for adding accessories like bipods, flash lights, grips, lasers, etc.

*ER SHAW CUSTOM 24” 224 Valkyrie 416R Stainless Steel Bull Barrel with 1x7 twist. Target Crowned but 1/2'-28 threads are available as an option. ER Shaw barrels are extremely accurate, high performance barrels with a long, exceptional reputation for quality.

*.936 Low Profile Gas Block.

*Rifle length Gas Tube.
*Stainless Steel Compact Competition Muzzle Brake

*This upper assembly will fit all standard AR 15 lower receivers.

***THIS BARREL UTILIZES A 6.8 SPC BOLT AND 6.8 SPC MAGAZINES SINCE IT IS BASED OFF OF THE 6.8 SPC CARTRIDGE**