The AERO M4E1 Assembled Upper Receiver in sleek black offers a perfect blend of aesthetics and functionality for your AR-15 build. Forged from 7075-T6 aluminum, this upper receiver features an enhanced body profile with angular machining, giving it a distinctive billet-like appearance. Pre-assembled with forward assist and dust cover for convenience, it's designed to work seamlessly with all mil-spec AR15 parts.

Features and Specifications:

• Material: 7075-T6 forged aluminum
• Finish: Type III hard coat anodized black
• Compatible with standard AR15 barrel nuts
• M4 feed ramps for reliable feeding
• Laser engraved T-marks for accessory alignment
• Threaded forward assist pin included
• Pre-installed ejection port cover and forward assist
• Enhanced picatinny rail profile
• .250 takedown pin holes for improved fit
• Compatible with all mil-spec AR15 components
• Designed to pair with M4E1 lower receivers