Showing 1 - 20 of 87 results
  1. DPMS AR-15 Oracle A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Chrome Moly Matte Barrel
    4.7 (105 Reviews)
  2. DPMS AR-15 A2 Upper Receiver Assembly 5.56x45mm NATO 20" Barrel A2 Handguard
    4.7 (12 Reviews)
    $483.99
    Available
  3. Del-Ton AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
    4.2 (6 Reviews)
    $419.99
    Available
  4. Yankee Hill AR-15 Specter XL Black Diamond Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.6 (18 Reviews)
    $840.00
    Available
  5. Bushmaster XM15 AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.8 (6 Reviews)
    $419.99
    Available
  6. Adams Arms AR-15 Base MOE A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.3 (25 Reviews)
    $579.99
    Available
  7. Adams Arms AR-15 Pistol PDW Base A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 7.5" Barrel
    4.5 (8 Reviews)
    $735.00
    Available
  8. Bushmaster AR-15 Patrolman M4 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.7 (15 Reviews)
    $479.99
    Available
  9. Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Flip Up Rear Sight
    $627.00
    Available
  10. Colt AR-15 Pistol Flat-Top Upper Receiver Assembly 5.56x45mm NATO 14.5" Barrel Flip Up Rear Sight
    $627.00
    Available
  11. Daniel Defense AR-15 DDM4v11 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
  12. Colt AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Monolithic Rail Flip Up Sights
    $895.00
    Available
  13. Daniel Defense AR-15 DDM4v11 LW A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    $939.55
    Available
  14. Adams Arms AR-15 Pistol PDW Tactical Elite A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 7.5" Barrel
    4.1 (7 Reviews)
    $699.60
    Available
  15. Adams Arms AR-15 Tactical Evo A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Mid Length
    4.1 (25 Reviews)
    $719.87
    Available
  16. 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
  17. Yankee Hill AR-15 Smooth Carbine Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    5.0 (7 Reviews)
    $783.00
    Available
  18. Noveske AR-15 Pistol Light Shorty Basic A3 Upper Receiver Assembly 5.56x45mm NATO 10.5" Barrel
    4.7 (3 Reviews)
    $836.55
    Available
  19. Del-Ton AR-15 Dissipator A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.7 (32 Reviews)
    $429.99
    Available
  20. 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