You must be 18 to view and use this website

Pursue Your Passion

Rainier Arms on Instagram Tuebor Coin

Partial Upper Receivers

View as Grid List

Items 1-16 of 51

Page
per page
  4. Lewis Machine & Tool (LMT) AR-15 FSB 5.56 Barreled Upper Receiver - 10.5"
    Lewis Machine & Tool (LMT) AR-15 FSB 5.56 Barreled Upper Receiver - 10.5"
    $685.80
    Add to Wish List Add to Compare
  14. Quarter Circle 10 Complete AR-15 9mm PCC Upper - 7.5"
    Quarter Circle 10 Complete AR-15 9mm PCC Upper - 7.5"
    Special Price $667.99 Regular Price $889.95
    Add to Wish List Add to Compare
View as Grid List

Items 1-16 of 51

Page
per page
Shop By
Shopping Options
Barrel Length
  1. 7" 1 item
  2. 7.5" 1 item
  3. 8" 1 item
  4. 8.5" 2 items
  5. 8.75" 1 item
  6. 9" 3 items
  7. 10.5" 7 items
  8. 10.7" 1 item
  9. 11.5" 6 items
  10. 12" 1 item
  11. 12.5" 4 items
  12. 13" 1 item
  13. 13.7" 2 items
  14. 14.5" 6 items
  15. 16" 12 items
  16. 18" 2 items
Barrel Profile
  1. MK12 SPR 1 item
  2. Non-fluted 2 items
Caliber
  1. .223/5.56 1 item
  2. .223 Wylde 2 items
  3. 300 Blackout 7 items
  4. 5.56X45 4 items
  5. 5.56 NATO 19 items
  6. 9mm 2 items
Color
Finish
  1. Quench Polish Quench (QPQ) 1 item
Gas Block Diameter
  1. .750" 13 items
Gas System
  1. Pistol 1 item
  2. Carbine 5 items
  3. Mid 12 items
  4. Rifle 1 item
Height
  1. Absolute Co-Witness 1 item
Inside Diameter
  1. 1.3" 1 item
  2. 1.6" 1 item
Manufacturer
  1. Aero Precision 1 item
  2. Bootleg 2 items
  3. Bravo Company MFG (BCM) 15 items
  4. Lewis Machine & Tool (LMT) 11 items
  5. MCM Firearms 1 item
  6. Quarter Circle 10 1 item
  7. Radian Weapons 1 item
  8. Rainier Arms, LLC 12 items
  9. Sons of Liberty Gun Works 7 items
Mount
  1. M-LOK 14 items
  2. Picatinny 2 items
Platform
  1. AR-9 1 item
  2. AR-10/LR308 1 item
  3. AR-15 19 items
Price
  1. $0.00 - $999.99 47 items
  2. $1,000.00 and above 4 items
Product Type
  1. AR-10 Partial Upper Receiver 3 items
  2. AR-15 Complete Upper Receiver 1 item
  3. AR-15 Partial Upper Receiver 44 items
  4. AR-15 Stripped Upper Receiver 1 item
  5. AR-9 Partial Upper Receiver 1 item
  6. Partial Upper Receiver 1 item
Rail Length
  1. 5" 1 item
  2. 7" 3 items
  3. 7.25" 1 item
  4. 8" 2 items
  5. 9.2" 1 item
  6. 9.25" 1 item
  7. 9.5" 4 items
  8. 9.55" 4 items
  9. 10" 2 items
  10. 10.5" 1 item
  11. 10.7" 2 items
  12. 11" 1 item
  13. 11.5" 2 items
  14. 11.7" 2 items
  15. 11.75" 1 item
  16. 12.5" 1 item
  17. 12.75" 1 item
  18. 13" 3 items
  19. 13.25" 2 items
  20. 13.7" 2 items
  21. 14" 1 item
  22. 15" 7 items
  23. 15.3" 1 item
  24. 15.5" 1 item
Thread Pitch
  1. 1/2x28 (.22 cal) 15 items
  2. 5/8x24 (.30 cal) 4 items
Threaded
  1. Yes 12 items
  2. No 1 item
Twist Rate
  1. 1:7 17 items
  2. 1:8 1 item
Stock Status
  1. In stock 20 items
  2. Out of stock 31 items
My Wish List
Last Added Items
You have no items in your wish list.
Google Customer Reviews Google Customer Reviews