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Complete Upper Receivers

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Items 1-16 of 55

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  2. Rainier Arms Exclusive Rainier Arms / Rellim Arms AR-15 300BLK Take Down Upper Receiver Assembly - 8"
    Rainier Arms / Rellim Arms AR-15 300BLK Take Down Upper Receiver Assembly - 8"
    $1,299.99
    Out of stock
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Items 1-16 of 55

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Barrel Length
  1. 5" 2 items
  2. 5.5" 6 items
  3. 7.94" 1 item
  4. 8" 3 items
  5. 8.3" 2 items
  6. 8.5" 2 items
  7. 9.5" 1 item
  8. 10.3" 6 items
  9. 10.5" 4 items
  10. 11.5" 3 items
  11. 11.85" 2 items
  12. 12.5" 1 item
  13. 13" 1 item
  14. 13.7" 2 items
  15. 13.9" 1 item
  16. 14.5" 6 items
  17. 16" 8 items
  18. 16.1" 1 item
  19. 18" 2 items
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .223/5.56 1 item
  2. .223 Wylde 3 items
  3. 300 Blackout 9 items
  4. 5.56X45 2 items
  5. 5.56 NATO 25 items
  6. 6mm ARC 1 item
  7. 7.62x39 3 items
  8. 9mm 8 items
Color
Finish
  1. Arid 2 items
  2. Cerakote 3 items
  3. Anodize 3 items
Gas Block Diameter
  1. .750" 17 items
Gas System Length
  1. Pistol 4 items
  2. Carbine 6 items
  3. Mid 12 items
  4. Rifle 1 item
Manufacturer
  1. Aero Precision 1 item
  2. Angstadt Arms 1 item
  3. Blackout Defense 1 item
  4. Bravo Company MFG (BCM) 3 items
  5. Daniel Defense 2 items
  6. Dead Foot Arms LLC 2 items
  7. Faxon Firearms 2 items
  8. Geissele 2 items
  9. Maxim Defense 8 items
  10. Next Level Armament 1 item
  11. Noveske 9 items
  12. Primary Weapon Systems 7 items
  13. Q, LLC 1 item
  14. R&D Precision 2 items
  15. Rainier Arms, LLC 5 items
  16. Sig Sauer 4 items
  17. Sionics Weapon Systems 2 items
  18. Stern Defense 1 item
  19. VKTR Industries 1 item
Model
  1. Sig MCX 2 items
Mount
  1. M-LOK 12 items
  2. Picatinny 1 item
Option
  1. AR-15 3 items
  2. MCS 2 items
  3. Full Size 2 items
Platform
  1. AR-15 12 items
  2. Sig Sauer 3 items
Price
  1. $0.00 - $999.99 17 items
  2. $1,000.00 - $1,999.99 37 items
  3. $4,000.00 and above 1 item
Product Type
  1. AR-15 Complete Upper Receiver 38 items
  2. AR-15 Upper Receiver Group 1 item
  3. AR-9 Upper Receiver 3 items
  4. Complete Upper 12 items
  5. Suppressor 1 item
Rail Length
  1. 6.0" 2 items
  2. 6.91" 1 item
  3. 7" 3 items
  4. 9.3" 1 item
  5. 9.5" 1 item
  6. 9.75" 2 items
  7. 10.75" 2 items
  8. 11" 1 item
  9. 11.5" 1 item
  10. 12" 1 item
  11. 13.5" 2 items
  12. 15" 7 items
  13. 16" 1 item
Thread Pitch
  1. 1/2x28 (9mm) 2 items
  2. 1/2x28 (.22 cal) 18 items
  3. 1/2x36 1 item
  4. 5/8x24 (.30 cal) 5 items
Threaded
  1. Yes 10 items
Twist Rate
  1. 1:7 16 items
  2. 1:8 2 items
  3. 1:10 1 item
Stock Status
  1. Out of stock 55 items Remove This Item
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