Showing 1 - 11 of 11 results
  1. Colt AR-15 Pistol Upper Receiver Assembly 5.56x45mm NATO 14.5" Barrel Flip Up Rear Sight
    $627.00
    Available
  2. Daniel Defense AR-15 Pistol MK18 A3 Upper Receiver Assembly 5.56x45mm NATO 10.3" Barrel
    4.3 (7 Reviews)
    $1,091.55
    Available
  3. Adams Arms AR-15 Pistol PDW Tactical Evo A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 7.5" Barrel
    4.0 (11 Reviews)
    $699.60
    Available
  4. Noveske AR-15 Pistol Light Shorty Basic A3 Upper Receiver Assembly 5.56x45mm NATO 10.5" Barrel
    4.8 (4 Reviews)
    $836.55
    Available
  5. Adams Arms AR-15 Pistol PDW Tactical Elite A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 7.5" Barrel
    4.0 (9 Reviews)
  6. Adams Arms AR-15 Pistol PDW Base A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 7.5" Barrel
    4.6 (9 Reviews)
  7. Del-Ton AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 11.5" Barrel
    4.3 (7 Reviews)
  8. Adams Arms AR-15 Pistol Evo Ultra Lite A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 14.5" Barrel
    4.3 (8 Reviews)
    $786.77
    Available
  9. Del-Ton AR-15 Pistol A3 Upper Receiver Assembly 5.56x45mm NATO 14.5" Barrel
    3.9 (7 Reviews)
  10. Adams Arms AR-15 Pistol Evo XLP A3 Gas Piston Upper Receiver Assembly 5.56x45mm NATO 14.5" Barrel
    4.0 (1 Review)
    $759.87
    Special Order
  11. Noveske AR-15 Pistol Light Shorty Lo-Pro A3 Upper Receiver Assembly 5.56x45mm NATO 10.5" Barrel
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