Up for auction is an Aero Precision M4E1 Matched Receiver Set. Recognized throughout the firearms industry as one of the premier foundations for a custom AR build, the M4E1 receiver set combines outstanding machining quality, enhanced features, and proven reliability into a package trusted by builders nationwide.

This matched upper and lower receiver set provides the ideal starting point for a premium AR-15 project. Aero Precision's M4E1 design incorporates several enhancements over traditional mil-spec receivers, offering a refined building experience while maintaining compatibility with standard AR-15 components. The precision-machined construction and excellent fitment have made the M4E1 one of the most sought-after receiver sets on the market.

Whether you're planning a lightweight carbine, precision rifle, competition firearm, or duty-style build, this receiver set provides the flexibility and quality needed to bring your project to life. The clean lines and professional finish give the M4E1 an appearance that matches its reputation for performance.

Aero Precision has earned a loyal following among firearm enthusiasts by consistently producing high-quality components that deliver exceptional value. Their receivers are widely regarded as some of the best options available for shooters seeking a dependable and attractive AR foundation.

This Aero Precision M4E1 Matched Receiver Set is an excellent opportunity to start your next build with one of the most respected names in the AR industry.

THIS ITEM IS AS PICTURED WITH NO FURTHER ATTACHMENTS. ALL SALES ARE FINAL. PLEASE REFER TO THE AUCTION DESCRIPTION, LOT #1 DESCRIPTION AND TERMS OF SALE BEFORE BIDDING.     UNTIL FURTHER NOTICE, NO SALES TO COLORADO WILL BE ALLOWED     GOOD LUCK BIDDING, WE HOPE YOU FIND THE ITEM YOU ARE LOOKING FOR!
Make: AERO
Model: M4E1
Serial # - Firearms: M4-0477975
Caliber: Multi

• Make: Aero
• Model: M4E1
• Serial # - Firearms: M4-0477975
• Caliber: Multi
• Estimate - Range: 300-350