Aero Precision's M4E1 Lower Receiver offers billet aesthetics in a forged package, crafted from 7075-T6 aluminum for superior durability. This receiver features an integrated trigger guard, upper tension screw, and increased magwell flare for quick magazine changes, making it ideal for range time and training. Aero Precision is renowned for its innovative designs and high-quality craftsmanship.

Key Features:
- Manufacturer: Aero Precision
- Model: M4E1
- Caliber: Multi-Caliber
- Finish Color: Flat Dark Earth Cerakote
- Material: 7075-T6 Aluminum
- Unique Features: Integrated Trigger Guard, Upper Tension Screw, Increased Magwell Flare
- What's In The Box: Stripped M4E1 Lower Receiver, Nylon Tipped Tensioning Set Screw, Threaded Bolt Catch Pin