Fortis Manufacturing Stripped Billet AR-15 Upper Receiver

Manufactured by Fortis Manufacturing
SKU: U-Billet-M4
MPN: U-Billet-M4
Manufactured by Fortis Manufacturing
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Standard orders will ship out the same business day if ordered by 3:30 pm CST. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination.



Fortis Manufacturing, Inc. is passionate about creating the best AR-15/M16 parts and accessories, using only the highest quality materials available and unrivalled machining. This ensures that every Fortis product meets or exceeds your demands.

The Billet Upper Receiver is designed for lightweight durability. Fortis shaved off ounces everywhere possible without sacrificing strength. Perfect for any new build, this precision machined billet 7075-T6 aluminum upper features a T-marked Picatinny rail, brass deflector, forward assist, and great aesthetics.

  • Engraved logos on both sides as well as the top
  • Aircraft grade 7075-T6 aluminum
  • One-piece billet design
  • MIL-SPEC Type III hardcoat anodized finish
  • 1913 Picatinny rail flat top
  • Weight: 6.7 oz
  • Made in the U.S.A.
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BrandFortis Manufacturing
Forward Assist
Port Door
Weight1.3 Oz

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