*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 KEYMOD
Rail. Fit and Finish on our newest line of free float rails is outstanding. 100% US Made.
Very comfortable and very light weight. Keymod slots run the entire length of our rail
at the 3, 6, and 9 o'clock postions. Keymod rail sections NOT included
but are available for purchase on our website if needed. Keymod 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.