*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.
*New and improved Narrow Profile 15" Extended Rifle Length M Lok free float
rail with steel barrel nut and front section rails for adding
accessories. Smooth middle section allows for a more comfortable grip.
If you want to add more rail sections, M Lok rail sections will
fit in the empty elongated slots on the hand guard
*ER SHAW CUSTOM 24” 204 Ruger 416R Stainless Steel Heavy Varmint Bull Barrel with 1x12
twist with 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.