The AR15 Left-handed Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps.
NOTE: The S-ONE and R-ONE handguards are NOT compatible with the Left-Handed Upper Receivers due to the Port Door Hinge Rod.
Features:
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- Includes port door and forward assist
Includes:
- AR15 Left-handed Assembled Upper Receiver in Anodized Black