*Milspec forged aluminum upper receiver with forward assist and dust cover
assembly installed. Matte black hard coat anodized Mil 8625 Type 3 Class 2. Forged from 7075 T6 aluminum. M4 Feed Ramps.
*AR15Part.com Premium 15" Extended Rifle Length Narrow Profile M Lok Rail. Fit and Finish on our newest line of free float rails is outstanding. 100% US Made.
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. M Lok rail sections NOT included
but are available for purchase on our website if needed. M Lok rail
sections easily attach to our rails for adding accessories like bipods,
flash lights, grips, lasers, etc.
*Wilson Arms 18” 223 Wylde (5.56 and .223 OK)Stainless Steel Hbar
Match Grade, Air Gauged with 1x8 twist, 1/2x28 threads. These are supremely accurate barrels
made by Wilson Arms. Wilson Arms is the barrel manufacturer for Rock
*.750 Low Profile Gas Block.
*Midlength Gas Tube.
*A2 Flash Hider with crush washer.
*This upper assembly will fit all standard AR 15 lower receivers.