1. AR-Stoner AR-15 A3 Upper Receiver Assembly 7.62x39mm 16" Barrel
    AR-Stoner AR-15 A3 Upper Receiver Assembly 7.62x39mm 16" Barrel 4.6 (135 Reviews)
    Sale
    $299.99
    Regular Price: $399.99 Save $100.00 (25%)
    Available
  2. AR-Stoner AR-15 Side Charging Upper Receiver Assembly 5.56 16" Barrel with 15" M-Lok Handguard
    AR-Stoner AR-15 Side Charging Upper Receiver Assembly 5.56 16" Barr... 4.4 (16 Reviews)
    Sale
    $449.99
    Regular Price: $499.99 Save $50.00 (10%)
    Available
  3. AR-Stoner AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    AR-Stoner AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel 4.7 (356 Reviews)
    $399.99
    Available
  4. AR-Stoner AR-15 Competition A3 Upper Receiver Assembly 223 Remington (Wylde) 18" Barrel with 15" ...
    AR-Stoner AR-15 Competition A3 Upper Receiver Assembly 223 Remingto... 4.3 (3 Reviews)
    $479.99
    Available
  5. AR-Stoner Carbine Kit with Complete Upper Assembly AR-15 7.62x39mm 1 in 10" Twist 16" Barrel and ...
    AR-Stoner Carbine Kit with Complete Upper Assembly AR-15 7.62x39mm ... 4.9 (7 Reviews)
    $509.99
    Available
  6. AR-Stoner AR-15 A3 Upper Receiver Assembly 300 AAC Blackout 16" Barrel with 15" M-Lok Handguard
    AR-Stoner AR-15 A3 Upper Receiver Assembly 300 AAC Blackout 16" Bar... 4.3 (17 Reviews)
    $499.99
    Available
  7. New Arrival Banner
    AR-Stoner AR-15 A3 Billet Upper Receiver Assembly 5.56x45mm NATO 16" Barrel with 15" Ultralight M...
    AR-Stoner AR-15 A3 Billet Upper Receiver Assembly 5.56x45mm NATO 16...
    $599.99
    Available
  8. AR-Stoner AR-15 A3 Upper Receiver Assembly 22 Nosler 18" SS Fluted Barrel with 15" M-Lok Handguard
    AR-Stoner AR-15 A3 Upper Receiver Assembly 22 Nosler 18" SS Fluted ... 4.3 (16 Reviews)
    $499.99
    Available
  9. AR-Stoner AR-15 Side Charging Upper Receiver Assembly 22 Nosler 18" SS Fluted Barrel with 15" M-L...
    AR-Stoner AR-15 Side Charging Upper Receiver Assembly 22 Nosler 18"... 3.9 (15 Reviews)
    $499.99
    Available
  10. AR-Stoner AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel with 10" M-Lok Hand...
    AR-Stoner AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 11...
    $429.99
    Available
  11. Bushmaster AR-15 A3 Upper Receiver Assembly 450 Bushmaster 16" Barrel
    Bushmaster AR-15 A3 Upper Receiver Assembly 450 Bushmaster 16" Barrel 4.9 (49 Reviews) Available
  12. Bushmaster AR-15 A3 Upper Receiver Assembly 450 Bushmaster 20" Barrel
    Bushmaster AR-15 A3 Upper Receiver Assembly 450 Bushmaster 20" Barrel 4.9 (26 Reviews) Available
  13. Daniel Defense AR-15 Pistol MK18 A3 Upper Receiver Assembly 5.56x45mm NATO 10.3" Barrel Mil-Spec+
    Daniel Defense AR-15 Pistol MK18 A3 Upper Receiver Assembly 5.56x45... 4.4 (8 Reviews)
    $1,092.00
    Out of Stock, Backorder OK
    What are product arrival notifications?
  14. Alexander Arms AR-15 AWS A3 Upper Receiver Assembly 50 Beowulf 16.5" Barrel
    Alexander Arms AR-15 AWS A3 Upper Receiver Assembly 50 Beowulf 16.5... 4.9 (12 Reviews)
    $1,139.99
    Available
  15. Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Flip Up Rear Sight
    Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Fli... 4.8 (13 Reviews)
    $679.99
    Available
  16. Yankee Hill AR-15 Specter XL Black Diamond Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    Yankee Hill AR-15 Specter XL Black Diamond Upper Receiver Assembly ... 4.3 (24 Reviews)
    $866.20
    Available
  17. War Sport AR-15 LVOA-C Upper Receiver Assembly 223 Wylde 14.7" Barrel LVOA-C Rail Handguard
    War Sport AR-15 LVOA-C Upper Receiver Assembly 223 Wylde 14.7" Barr... 5.0 (1 Review)
    $1,399.99
    Available View More Options
  18. Alexander Arms AR-15 Overwatch A3 Upper Receiver Assembly 6.5 Grendel 24" Barrel
    Alexander Arms AR-15 Overwatch A3 Upper Receiver Assembly 6.5 Grend... 4.6 (48 Reviews)
    $849.99
    Available
  19. Noveske AR-15 Rogue Hunter A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    Noveske AR-15 Rogue Hunter A3 Upper Receiver Assembly 5.56x45mm NAT... 4.5 (6 Reviews)
    $1,133.55
    Available
  20. DPMS AR-15 TPR A3 Upper Receiver Assembly 5.56x45mm NATO 20" Barrel
    DPMS AR-15 TPR A3 Upper Receiver Assembly 5.56x45mm NATO 20" Barrel 4.8 (4 Reviews)
    Clearance13 at this price
    $616.47
    Regular Price: $729.99 Save $113.52 (15%)
    Available
  21. Daniel Defense AR-15 DDM4v11 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    Daniel Defense AR-15 DDM4v11 A3 Upper Receiver Assembly 5.56x45mm N...
    Add to Cart for Price
    Regular Price: $940.00
    Available
  22. HK AR-15 MR556 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16.5" Barrel
    HK AR-15 MR556 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16... 5.0 (5 Reviews)
    $1,799.99
    Available
  23. Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 1 in 9" Twist 20" Government Contour Barrel
    Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 1 in 9" Twi... 4.4 (28 Reviews)
    $419.99
    Available
  24. Bushmaster AR-15 Pistol A2 Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
    Bushmaster AR-15 Pistol A2 Upper Receiver Assembly 5.56x45mm NATO 1... 5.0 (1 Review)
    $449.99
    Available
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