Bushmaster AR-15 A3 Pistol Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel

  • Product #: 935289
  • Bushmaster #: 91954
  • UPC #: 604206919540
Bushmaster AR-15 A3 Pistol Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
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Unavailable - Limited Production

Product Overview

This drop-in A3 Pistol upper will attach to virtually any standard AR-15 lower receiver. The assembly comes complete with dual flip aperture rear sight in a removable carry handle, charging handle, forward assist, ejection port cover, bolt and bolt carrier assembly. The barrel's 5.56x45mm NATO chamber, M4 feed ramps, chrome lining, and 1 in 9" twist rate ensure reliable feeding and functioning with a wide variety of both commercial and surplus ammunition.


The Pre-ban style upper includes a bayonet lug, flash hider, and detachable carry handle providing added versatility for mounting optical devices or accessories. The Bushmaster upper receiver is an excellent choice for shooters looking to build a quality Pistol or Short Barreled Rifle (SBR) at an affordable price.

Please Note: An “AR-15 Pistol” upper assembly has a barrel less than 16” in length. Pistol uppers are only for use on AR-15 pistol lowers and legal Short-Barreled Rifles. Other configurations may violate Federal law.


Please Note: Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.

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Product Information

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Delivery Information

Must Ship to FFL Dealer
Shipping Weight
Ships Alone
DOT- Regulated
Carrier Restrictions
  • Cannot ship via air
  • Cannot ship via USPS
  • Cannot ship to PO Box
  • Must ship to Contiguous US
HazMat Product

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NOTE: Prices, specifications and availability are subject to change without notice. We reserve the right to correct typographic, photographic and/or descriptive errors.