Buy A3 UPPER RECEIVER Online – Official AR-15 Upper Receiver Overview
YHM has long been a manufacturer of quality AR-15 Upper Receivers and is very proud to offer our A3 Upper Receivers. These uppers were designed, and are MACHINED 100% IN HOUSE and are forged from 7075-T6 aluminum. Fit and function with your standard lower receiver.
Shop A3 UPPER RECEIVER Key Features & Specifications
- Weight: 8.64 oz.
- Material: 7075-T6 Aluminum
- Finish: Hard-Coat Anodize
- M4 Style feed ramps and “T” Markings. Accepts standard upper receiver parts and Mil-Spec lower receivers.
Ships complete.* - Made in USA
*Includes dust cover & forward assist assembly
Order Compatible Accessories & Upgrades for A3 UPPER RECEIVER
- Explore the Resonator .300 BLK Suppressed Upper Receiver Group for high-performance builds.
- Explore the Turbo K-RB Integral Suppressed Upper Receiver Group 5.56MM for high-performance builds.
- Explore the Turbo Integral Suppressed Upper Receiver Group 5.56MM for high-performance builds.



