Aero Precision, M4E1, Assembled Upper Receiver, Anodized Finish, Kodiak Brown, Fits AR15
- Enhanced forging that gives the upper receiver a billet look
- Picatinny profile that blends seamlessly with their Enhanced and ATLAS Series Handguards
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- Includes threaded forward assist roll pin
- Includes port door and forward assist