This upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist. Machined from custom 7075-T6 aluminum forgings this upper receiver is compatible with mil-spec AR15 components.
The M4E1 Threaded Upper Receiver is designed to pair perfectly with the M4E1 Lower Receiver, giving you a billet looking receiver set at a fraction of the billet price.
Features and Specifications:
- No Forward Assist
- Custom enhanced forging that gives the upper receiver a "billet look" while maintaining the structural integrity of a forged part
- New picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
- M4 Feedramps
- .250 takedown pin holes
- Laser engraved T-marks
- DOES NOT include port door
