*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. 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 18” 6.5 Grendel 416R Stainless Steel Hbar Barrel with 1x8 twist. 5/8x24 Muzzle Threads. ER Shaw barrels are extremely accurate, high performance barrels with a long, exceptional reputation for quality.
*.750 Low Profile Gas Block.
*Midlength Gas Tube.