*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.
*AR15Part.com 15" Extended Rifle Length Narrow Profile Free Float M Lok
Rail. Very comfortable and very light weight. M Lok 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
22” 6.5 Grendel 416R Stainless Steel Bull
Barrel with 1x8
twist. 11 Degree Target Crown Muzzle.
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.
*This upper assembly will fit all standard AR 15 lower receivers.