In Stock
Faxon Firearms ARAK21 12.5 Upper 5.56 NATO Black
Sold byAmmunition Depot•Posted May 4, 2026
Compare prices for Faxon AR-15 ARAK-21 Upper Receiver Assembly 5.56x45mm NATO 12.5" Barrel$877.99
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Deal Summary
- Currently in stock.
- Caliber: 223/5.56
- Category: parts
- UPC: 816341025608
- SKU: URSSB556P
- Brand: Faxon
Price History
Deal Details
The Faxon Firearms ARAK21 12.5" Upper is a versatile component designed for the AR15 platform featuring a gas piston system for enhanced reliability and performance. It seamlessly integrates with your existing lower receiver requiring only the take down and pivot pins for attachment. This upper receiver is easy to install taking less than a minute and no tools are required. The Barrel Assembly Unit (BAU) included with the ARAK21 is a comprehensive package that houses the barrel gas block mu
Other Offers for This Product
Active offers from your catalog for Faxon AR-15 ARAK-21 Upper Receiver Assembly 5.56x45mm NATO 12.5" Barrel.
Comparing 6 retailers carrying this product
Lowest Price: $810.08
Highest Price: $920.00
You Save: $109.92
Avg Discount: 5% off
FAXON ARAK-21 COMPLETE UPPER RECEIVER 5.56 12.5 BARREL
Faxon FirearmsBattleHawk ArmorySKU/UPC: 816341025608
$810.08$999.00Save 19%
View at BattleHawk Armory
Faxon Firearms URSSB556P ARAK-21 Complete Upper 5.56 NATO Black
Faxon FirearmsHinterland OutfittersSKU/UPC: 221653
$865.84
View at Hinterland Outfitters
Faxon Firearms ARAK-21 Complete Upper Receiver 12.5in 5.56
Faxon FirearmsOptics PlanetSKU/UPC: 11I-URC-SDF2-URSSB556P
$874.00$999.00Save 13%
View at Optics PlanetFaxon Firearms ARAK21 12.5 Upper 5.56 NATO Black
Faxon FirearmsAmmunition DepotSKU/UPC: URSSB556P
$877.99
View at Ammunition Depot
Arak-21 5.56x45 Nato Complete Upper Receiver - Arak-21 5.56 Nato Complete Upper Rcvr 12.5'''' Medium Bbl Blk
Faxon FirearmsBrownellsSKU/UPC: 430108200
$919.08
View at Brownells
Faxon AR-15 ARAK-21 Upper Receiver Assembly 5.56x45mm NATO 12.5" Barrel
FaxonMidwayUSASKU/UPC: 144753
$920.00
View at MidwayUSA