The Aero Precision M5E1 Enhanced Assembled Upper Receiver is a marvel of engineering, combining the handguard mounting platform with the upper itself for a streamlined, robust design. Made from 7075-T6 aluminum, it features M4 feedramps, .2795 takedown pin holes, and comes pre-assembled with a dust cover and forward assist, ensuring ease of use and superior performance.

Ideal for precision shooters, hunters, and AR-10 builders, the M5E1 offers a lightweight, user-friendly platform that enhances rifle performance. Aero Precision is renowned for its innovation and quality, making this upper receiver a top choice for enthusiasts.

Key Features:

• Manufacturer: Aero Precision
• Model: M5E1 Enhanced Assembled Upper Receiver
• Product Type: Upper Receiver
• Material: 7075-T6 Aluminum
• Unique Features: One-piece design, integrated handguard mounting platform
• What's In The Box: M5E1 Upper Receiver, Port Door, Forward Assist, Barrel Nut