Aero Precison M4E1 Threaded Assembled Upper Receiver

The M4E1 Threaded Upper Receiver offers a distinctive design with its angular machined contours, setting it apart from conventional mil-spec upper receivers. While featuring the enhanced body profile of the M4E1 Enhanced Upper Receiver, this model is uniquely threaded to accept a standard AR15 barrel nut. Forged from durable 7075-T6 aluminum and precision machined to ensure compatibility with all mil-spec AR15 parts.

Specifications and Features:

• New enhanced forging that gives the upper receiver a “billet look”
• New picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
• M4 Feedramps
• .250 takedown pin holes
• Includes threaded forward assist roll pin
• Includes port door and forward assist
• M4E1 Threaded Upper Receiver in Magpul FDE Cerakote
• Port Door and Forward Assist installed
• Made In America
• Platform: AR15
• Material: Machined from 7075-T6 forged aluminum
• Compatibility: Works with standard AR15/M16 components
• Weight(s): 8.65 oz
• Other: Barrel Nut Torque - 50 ft-lbs