Aero Precision M4E1 Threaded AR-15 Assembled Receiver Set- Special Edition Betsy Ross - Anodized

Manufactured by Aero Precision
SKU: APCS100731
MPN: APCS100731
Manufactured by Aero Precision
1 Review
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Items that are regulated by the ATF have restrictions and requirements: 
•Your entire order will ship only to a Federal-Firearm License holder.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers.
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to



Enhance your new build with the Aero Precision M4E1 Threaded AR-15 Assembled Receiver Set, Special Edition Betsy Ross. This patriotic AR-15 receiver set features custom machining from forged 7075-T6 aluminum with an anodized black finish for durability. The upper receiver features a last-round bolt hold open, standard AR-15 takedown and pivot pin lug pattern, dimple above the receiver threads, and will work with most AR-15 compatible barrel nuts and handguards. The lower receiver features a threaded bolt catch, threaded takedown pin detent and includes factory pre-installed proprietary components.

  • Betsy Ross Flag Stars with 76 on lower and tang of upper
  • Machined from 7075-T6 aluminum
  • Last round bolt hold open
  • Accepts most AR-15 compatible barrel nuts and handguards
  • Standard AR-15 takedown/pivot pin lug pattern
  • Threaded takedown pin detent
  • Threaded bolt catch pin
  • Enlarged trigger guard
  • Flared magazine well
  • Includes Betsy Ross Patch
  • Made in the U.S.A.

Aero Precision takes some of the most state-of-the-art manufacturing techniques and equipment derived from their work in the aerospace industry and applies it to their products in the firearms industry. They have utilized their knowledge from years of building aircraft components to design and engineer AR-15 handguards, receiver sets, scope mounts, and more. They treat every product as if it were a precision flying machine and adhere to strict quality standards to ensure law enforcement, military, and civilian customers receive a product they can rely on.
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BrandAero Precision
Caliber MarkingMulti-Caliber
Receiver Material7075-T6 Aluminum
California Prop 65 warning

 WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information go to

Ratings & Reviews

1 review

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Great Product, High Quality

by -

After having issues with another brand I went with this set. The quality is superb and the fit and finish was great