Aero Precision
Forged upper with a strengthened barrel extension interface and slick fitment.
The M4E1 Stripped Upper Receiver keeps the strength of a forged upper while adding a beefed-up barrel extension interface for consistent fit. It retains M4 feed ramps and standard compatibility, making it a solid foundation for precision or duty-oriented builds.
Add the Aero Precision M4E1 Stripped Upper Receiver to your build and see how it enhances your platform.