Our Special Edition: Freedom M4E1 Stripped Lower Receiver features a custom engraved American Flag graphic on the magwell of our popular M4E1 Lower Receiver. Markings Include Model "FREEDOM" and "XXXX-4July" serial number range.
Quality AR builds demand a lower receiver that can take on rapid fire and everyday stresses. Meet the Aero Precision stripped lower with a billet look but with forged strength. Feel the lightweight lower in your hand while knowing that its precision machining allows you to build with confidence. This Aero M4E1 lower comes with a host of different features:
- Standard milled 7075-T6 aluminum
- Integrated trigger guard for easy assembly
- Accepts both short-throw and standard safety selectors
The manufacturer makes it easier than ever before to match your upper with the Aero Precision lower receiver. It comes with an upper tension screw fitted with a nylon tip, which grabs onto the upper receiver with some maneuverability. You're left with a perfect fit every time. Explore the Aero Precision M4E1 stripped lower receiver even further to discover other improvements that include an increased magwell flare, threaded takedown pin detent recess and threaded bolt catch roll pin. The Aero Precision M4E1 lower has been refined and perfected over the years, from the streamlined profile to an enlarged trigger guard opening with which gloves are no obstacle during use. This lower is compatible with most AR builds, so contact RTBA.com today for rapid shipment to your chosen dealer.
Aero M4E1 lower/ lighting fast shipping 
