Showing 1 - 20 of 57 results
  1. DPMS AR-15 Oracle A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Chrome Moly Matte Barrel
    4.7 (105 Reviews)
    $511.99
    Available
  2. Bushmaster XM15 AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.9 (7 Reviews)
    $349.99
    Sale Save $70.00 (17%)
    Available
  3. Bushmaster AR-15 Patrolman M4 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.8 (19 Reviews)
    $429.99
    Sale Save $45.00 (9%)
    Available
  4. Adams Arms AR-15 Base MOE A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.3 (25 Reviews)
    $579.99
    Available
  5. Yankee Hill AR-15 Specter XL Black Diamond Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.6 (18 Reviews)
    $840.00
    Available
  6. Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Flip Up Rear Sight
    5.0 (1 Review)
    $627.00
    Available
  7. Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Monolithic Rail Flip Up Sights
    $895.00
    Available
  8. Colt AR-15 SOCOM A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    3.0 (2 Reviews)
    $727.00
    Available
  9. Noveske AR-15 Rogue Hunter A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.3 (4 Reviews)
    $1,133.55
    Available
  10. Daniel Defense AR-15 DDM4v11 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    $939.55
    Available
  11. Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel 1 in 7" Twist M4 Contour Barrel
    4.9 (19 Reviews)
    $463.99
    Available
  12. Daniel Defense AR-15 DDM4v11 LW A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    $939.55
    Available
  13. Del-Ton AR-15 Dissipator A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.7 (32 Reviews)
    $429.99
    Available
  14. Yankee Hill AR-15 Smooth Carbine Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    5.0 (7 Reviews)
    $783.00
    Available
  15. Bushmaster AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    $649.99
    Available
  16. Adams Arms AR-15 Tactical Evo A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Mid Length
    4.1 (25 Reviews)
  17. Adams Arms AR-15 Pistol Tactical Evo A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
    4.4 (7 Reviews)
    $699.46
    Available
  18. DPMS AR-15 3G2 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    $789.99
    Available
  19. Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel 1 in 9" Twist M4 Contour Barrel
    4.8 (14 Reviews)
    $429.99
    Available
  20. Adams Arms AR-15 Base A3 Gas Piston Upper Receiver Assembly Carbine 5.56x45mm NATO 16" Barrel
    4.9 (23 Reviews)
    $529.58
    Available
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