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Showing 1 - 24 of 177 results
  1. DPMS AR-15 Oracle A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Chrome Moly Matte Barrel
    4.7 (103 Reviews)
    $511.99
    Available
  2. Alexander Arms AR-15 Overwatch A3 Upper Receiver Assembly 6.5 Grendel 24" Barrel
    4.4 (20 Reviews)
    $849.99
    Available
  3. Yankee Hill AR-15 Specter XL Black Diamond Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.6 (18 Reviews)
    $840.00
    Available
  4. Vltor MUR Modular Upper Receiver with Combination Forward Assist / Shell Deflector Assembled AR-15 Flat-Top Matte
    4.6 (19 Reviews)
    Add to Cart for Price
    Sale List Price: $189.95
    Available
  5. Noveske AR-15 Rogue Hunter A3 Upper Receiver Assembly 300 AAC Blackout 16" Barrel
    5.0 (3 Reviews)
    $1,130.50
    Available
  6. Advanced Armament Co (AAC) AR-15 Pistol A3 Upper Receiver Assembly 300 AAC Blackout 9" Barrel
    4.7 (7 Reviews)
    $1,079.99
    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. Del-Ton AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
    4.0 (5 Reviews)
    $432.99
    Available
  9. Alexander Arms AR-15 Precision A3 Upper Receiver Assembly 50 Beowulf 16.5" Barrel
    $979.99
    Available
  10. Olympic Arms AR-15 A3 Upper Receiver Assembly 7.62x39mm 16" Barrel
    4.6 (25 Reviews)
    $575.99
    Out of Stock, Backorder OK
  11. DPMS AR-15 AP4 A3 Conversion Upper Receiver Assembly 22 Long Rifle 16" Barrel
    4.7 (35 Reviews)
    $429.99
    Available
  12. DPMS Upper Receiver Stripped AR-15 Low Profile Flat-Top Matte
    4.6 (147 Reviews)
    $88.99
    Available
  13. Alexander Arms AR-15 AWS A3 Upper Receiver Assembly 50 Beowulf 16.5" Barrel
    5.0 (4 Reviews)
    $1,139.99
    Out of Stock, Backorder OK
  14. Advanced Armament Co (AAC) AR-15 A3 Upper Receiver Assembly 300 AAC Blackout 16" Barrel
    4.7 (12 Reviews)
    $1,079.99
    Available
  15. Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 1 in 9" Twist 20" Government Contour Barrel
    4.2 (13 Reviews)
    $379.99
    Sale Save $53.00 (12%)
    Available
  16. ProMag Armorer's Upper & Lower Receiver Action Block Set AR-15
    4.5 (76 Reviews)
    $37.49
    Available
  17. Del-Ton AR-15 Dissipator A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    4.7 (32 Reviews)
    $432.99
    Available
  18. Del-Ton AR-15 A3 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel 1 in 9" Twist Mid Length Heavy Contour Barrel
    5.0 (22 Reviews)
    $432.99
    Out of Stock, Backorder OK
  19. DPMS AR-15 A3 Conversion Upper Receiver Assembly 22 Long Rifle 16" Barrel
    4.6 (17 Reviews)
    $419.99
    Available
  20. 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
    Out of Stock, Backorder OK
  21. Yankee Hill AR-15 Smooth Carbine Upper Receiver Assembly 5.56x45mm NATO 16" Barrel
    5.0 (7 Reviews)
    $783.00
    Available
  22. Adams Arms AR-15 C.O.R. Ultra Lite A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 16.5" Barrel No Sights
    2.9 (8 Reviews)
    $998.95
    Available
  23. AO Precision Upper Receiver Stripped AR-15 M4 Flat-Top Matte
    4.2 (42 Reviews)
    $76.99
    Available
  24. DPMS AR-15 A3 Upper Receiver Assembly 223 Remington 1 in 9" Twist 16" Bull Barrel
    4.8 (32 Reviews)
    $594.99
    Available
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