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Complete Upper Receivers

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  3. Rainier Arms RUC 5.56 NATO DI Complete Upper - 16"
    Rainier Arms RUC 5.56 NATO DI Complete Upper - 16"
    Special Price $664.00 Regular Price $830.00
    Out of stock
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Items 1-16 of 82

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Barrel Length
  1. 4" 1 item
  2. 5" 2 items
  3. 5.5" 10 items
  4. 6" 1 item
  5. 7.5" 2 items
  6. 7.75" 1 item
  7. 7.94" 1 item
  8. 8" 3 items
  9. 8.3" 2 items
  10. 8.5" 5 items
  11. 9.5" 1 item
  12. 9.75" 1 item
  13. 10.3" 12 items
  14. 10.5" 3 items
  15. 11.5" 3 items
  16. 11.85" 2 items
  17. 13" 2 items
  18. 13.7" 2 items
  19. 13.9" 1 item
  20. 14.5" 9 items
  21. 16" 13 items
  22. 16.1" 1 item
  23. 18" 3 items
Barrel Profile
  1. Non-fluted 1 item
Caliber
  1. .22 ARC 1 item
  2. .223/5.56 1 item
  3. .223 Wylde 5 items
  4. .45 ACP 1 item
  5. 300 Blackout 14 items
  6. 5.56X45 1 item
  7. 5.56 NATO 33 items
  8. 7.62x39 6 items
  9. 9mm 14 items
Color
Configuration
  1. Mil-Spec 1 item
Finish
  1. Arid 2 items
  2. Cerakote 1 item
  3. Anodize 4 items
Gas Block Diameter
  1. .750" 15 items
Gas System Length
  1. Pistol 4 items
  2. Carbine 7 items
  3. Mid 17 items
  4. Rifle 2 items
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 9 items
  6. Dead Foot Arms LLC 2 items
  7. Faxon Firearms 2 items
  8. Matador Arms 1 item
  9. Maxim Defense 17 items
  10. Next Level Armament 1 item
  11. Noveske 6 items
  12. Primary Weapon Systems 9 items
  13. Q, LLC 2 items
  14. Quarter Circle 10 3 items
  15. R&D Precision 3 items
  16. Radian Weapons 2 items
  17. Rainier Arms, LLC 5 items
  18. Rise Armament 1 item
  19. Sharps Bros 1 item
  20. Sig Sauer 4 items
  21. Sionics Weapon Systems 2 items
  22. Sons of Liberty Gun Works 1 item
  23. Stern Defense 3 items
  24. Tactical Edge Arms 1 item
  25. VKTR Industries 1 item
Model
  1. Sig MCX 2 items
Mount
  1. M-LOK 25 items
  2. Picatinny 2 items
Option
  1. AR-10 1 item
  2. AR-15 5 items
  3. MCS 2 items
  4. Full Size 2 items
Platform
  1. AR-10/LR308 1 item
  2. AR-15 13 items
  3. Sig Sauer 3 items
Price
  1. $0.00 - $999.99 28 items
  2. $1,000.00 - $1,999.99 48 items
  3. $2,000.00 - $2,999.99 5 items
  4. $4,000.00 and above 1 item
Product Type
  1. AR-10 Complete Upper Receiver 1 item
  2. AR-15 Complete Upper Receiver 55 items
  3. AR-15 Upper Receiver Group 1 item
  4. AR-9 Upper Receiver 6 items
  5. Complete Upper 18 items
  6. Suppressor 1 item
Rail Length
  1. 6.0" 2 items
  2. 6.91" 1 item
  3. 7" 3 items
  4. 8" 1 item
  5. 8.5" 1 item
  6. 9.5" 4 items
  7. 9.75" 1 item
  8. 10.5" 1 item
  9. 11" 1 item
  10. 11.5" 1 item
  11. 12" 2 items
  12. 12.5" 3 items
  13. 13.5" 1 item
  14. 15" 8 items
  15. 15.25" 1 item
  16. 16" 1 item
Thread Pitch
  1. 1/2x28 (9mm) 3 items
  2. 1/2x28 (.22 cal) 19 items
  3. 1/2x36 1 item
  4. 5/8x24 (.30 cal) 6 items
Threaded
  1. Yes 15 items
Twist Rate
  1. 1:6 1 item
  2. 1:7 20 items
  3. 1:8 2 items
  4. 1:10 2 items
Stock Status
  1. In stock 48 items
  2. Out of stock 34 items
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