AR-STONER AR-15 Side Charging Upper Receiver Assembly 5.56x45mm 16" Barrel with 15" M-Lok Handguard

  • Product #: 628873
  • AR-Stoner #: UA529337SC-(15)MLOKARS
AR-STONER AR-15 Side Charging Upper Receiver Assembly 5.56x45mm 16" Barrel with 15" M-L...
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Ships today from MidwayUSA

Product Overview

1 Year MidwayUSA Exclusive Brand Warranty

MidwayUSA Exclusive Brand Warranty


  • Side charging handle design
  • Increased rear scope clearance
  • Great for long range platforms
  • M-Lok handguard compatibility

The AR-STONER™ AR-15 Side Charging Upper Receiver Assembly chambered in 5.56x45mm NATO is ready to attach to virtually any standard AR-15 lower receiver. The side charging handle allows shooters to maintain focus on their target while charging the weapon. The receiver is forged from aluminum and the entire receiver is then Type III hard coat anodized.

This AR-STONER™ Upper Receiver Assembly features a carbine length gas system, 16” government profile barrel with a melonite finish, A2 flash hider, and a lightweight, 15” free float AR-Stoner M-Lok handguard. The M-Lok slots allow mounting of popular M-Lok compatible accessories directly to the precision cutouts. The handguard also features integrated QD sling mounts. This sleek and ergonomic free float handguard meets shooters’ needs without sacrificing strength and performance.

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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Compatible With
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Delivery Information

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



  • Combining the Upper and Lower
    Combining the Upper and Lower
  • Function Testing
    Function Testing

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