Description
This upper receiver features the same tried-and-true construction and aesthetics as Aero’s 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.FEATURES:
- No Forward Assist
- Custom enhanced forging that gives the upper receiver a “billet look” while maintaining the structural integrity of a forged part.
- Picatinny profile that blends seamlessly with Aero’s Enhanced and ATLAS Series Handguards
- M4 Feedramps
- .250 takedown pin holes


![[56200-0503] Frame Seat (Rubber Feet Front) for WEN 56200i](https://www.greatdiyhardware.com/wp-content/uploads/2026/07/56200-0503-frame-seat-rubber-feet-front-wen-56200i.webp)

