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  13. Centurion Arms CM4 5.56 Forged Upper Receiver
    Centurion Arms CM4 5.56 Forged Upper Receiver
    $109.25
    Out of stock
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  15. 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 372

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Shopping Options
Barrel Length
  1. 4" 1 item
  2. 5" 2 items
  3. 5.5" 12 items
  4. 6" 1 item
  5. 7" 2 items
  6. 7.5" 6 items
  7. 7.75" 1 item
  8. 7.94" 1 item
  9. 8" 4 items
  10. 8.3" 2 items
  11. 8.5" 7 items
  12. 8.75" 1 item
  13. 9" 3 items
  14. 9.5" 1 item
  15. 9.75" 1 item
  16. 10.3" 13 items
  17. 10.5" 12 items
  18. 10.7" 1 item
  19. 11.5" 9 items
  20. 11.85" 2 items
  21. 12" 1 item
  22. 12.5" 4 items
  23. 13" 3 items
  24. 13.7" 5 items
  25. 13.9" 1 item
  26. 14.5" 15 items
  27. 16" 25 items
  28. 16.1" 1 item
  29. 18" 7 items
Barrel Profile
  1. MK12 SPR 1 item
  2. Non-fluted 3 items
Caliber
  1. .22 ARC 1 item
  2. .22 LR 1 item
  3. .223/5.56 3 items
  4. .223 Wylde 7 items
  5. .308 1 item
  6. .45 ACP 3 items
  7. 300 Blackout 21 items
  8. 5.56X45 5 items
  9. 5.56 NATO 59 items
  10. 7.62x39 6 items
  11. 9mm 20 items
Category
  1. Stripped Lower Receivers 70 items
  2. Complete Lowers 37 items
  3. Stripped Upper Receivers 57 items
  4. Complete Upper Receivers 82 items
  5. Partial Upper Receivers 56 items
  6. Receiver Sets 34 items
  7. Chassis 33 items
Color
Configuration
  1. AR-10 1 item
  2. AR-15 3 items
  3. M-LOK 1 item
  4. Mil-Spec 1 item
  5. Rifle 2 items
  6. Type 1 Trunnion 1 item
  7. Type 2 Trunnion 1 item
Finish
  1. Arid 2 items
  2. Black 2 items
  3. Cerakote 6 items
  4. FDE 1 item
  5. Phosphate 1 item
  6. Anodize 25 items
  7. Clear Hard Anodize 4 items
  8. Quench Polish Quench (QPQ) 1 item
Gas Block Diameter
  1. .750" 32 items
Gas System Length
  1. Pistol 6 items
  2. Carbine 15 items
  3. Mid 30 items
  4. Intermediate 2 items
  5. Rifle 3 items
Height
  1. Absolute Co-Witness 1 item
Inside Diameter
  1. 1.3" 1 item
  2. 1.6" 1 item
Manufacturer
  1. A3 Tactical 3 items
  2. Aero Precision 34 items
  3. Airborne Arms 1 item
  4. Andro Corp Industries 4 items
  5. Angstadt Arms 4 items
  6. Arms Republic 1 item
  7. Brügger & Thomet (B&T) 1 item
  8. Ballistic Advantage 6 items
  9. Battle Arms Development 6 items
  10. Blackout Defense 1 item
  11. Bootleg 2 items
  12. Bravo Company MFG (BCM) 31 items
  13. Centurion Arms 2 items
  14. Cross Machine Tool (CMT) 3 items
  15. Daniel Defense 9 items
  16. Dead Foot Arms LLC 2 items
  17. Faxon Firearms 4 items
  18. Form Rifle 5 items
  19. Fortis MFG 4 items
  20. Forward Controls Design 3 items
  21. Grey Birch MFG 6 items
  22. Grey Ghost Precision 1 item
  23. Griffin Armament 2 items
  24. Half Cocked Arms (HCA) 1 item
  25. HERA ARMS 2 items
  26. Heresy Design 1 item
  27. Icarus Precision 2 items
  28. Icon Defense 2 items
  29. Jacob Grey 1 item
  30. JL Billet 4 items
  31. JP Enterprises Inc 2 items
  32. Lantac 4 items
  33. Lee Sporting 4 items
  34. Lewis Machine & Tool (LMT) 15 items
  35. Magpul Industries 4 items
  36. Matador Arms 1 item
  37. Maxim Defense 17 items
  38. MCM Firearms 1 item
  39. Mega Arms 1 item
  40. NEMO Arms 2 items
  41. Next Level Armament 7 items
  42. Noveske 10 items
  43. Patriot Ordnance Factory (POF) 2 items
  44. Primary Weapon Systems 12 items
  45. Q, LLC 2 items
  46. Quarter Circle 10 7 items
  47. R&D Precision 3 items
  48. Radian Weapons 5 items
  49. Rainier Arms, LLC 33 items
  50. Rise Armament 2 items
  51. RogueOps 3 items
  52. Sharps Bros 24 items
  53. Sig Sauer 4 items
  54. Silencerco 2 items
  55. Sionics Weapon Systems 3 items
  56. SLR Rifleworks 3 items
  57. Sons of Liberty Gun Works 23 items
  58. Stern Defense 4 items
  59. Tactical Edge Arms 2 items
  60. V Seven Weapon Systems 12 items
  61. VKTR Industries 2 items
  62. VLTOR 2 items
  63. WMD Guns 1 item
  64. WOOX 5 items
Model
  1. Sig MCX 2 items
Mount
  1. M-LOK 45 items
  2. Picatinny 7 items
Optic Footprint
  1. Aimpoint Acro 1 item
Option
  1. AR-9 9 items
  2. AR-10 12 items
  3. AR-15 94 items
  4. FN 509 1 item
  5. Remington 700 Short Action 2 items
  6. Remington 700 Short Action BDL 1 item
  7. Remington 700 Long Action BDL 1 item
  8. Sauer 100 1 item
  9. WA 2 items
  10. KS 2 items
  11. Glock 2 items
  12. Remington 1 item
  13. Sharps Bros 1 item
  14. MCS 2 items
  15. Full Size 2 items
Platform
  1. 10-22 1 item
  2. AR-9 1 item
  3. AR-10/LR308 6 items
  4. AR-15 69 items
  5. CZ 1 item
  6. H&K 1 item
  7. Ruger 5 items
  8. Sig Sauer 3 items
Price
  1. $0.00 - $999.99 310 items
  2. $1,000.00 - $1,999.99 55 items
  3. $2,000.00 - $2,999.99 6 items
  4. $4,000.00 and above 1 item
Product Type
  1. 10/22 Receiver 1 item
  2. AR-10 Complete Lower Receiver 1 item
  3. AR-10 Complete Upper Receiver 2 items
  4. AR-10 Partial Upper Receiver 3 items
  5. AR-10 Receiver Set 6 items
  6. AR-10 Stripped Lower Receiver 5 items
  7. AR-10 Stripped Upper Receiver 4 items
  8. AR-15 Assembled Upper Receiver 7 items
  9. AR-15 Complete Lower Receiver 35 items
  10. AR-15 Complete Upper Receiver 56 items
  11. AR-15 Partial Upper Receiver 48 items
  12. AR-15 Handguard 1 item
  13. AR-15 Receiver Set 23 items
  14. AR-15 Rifle 1 item
  15. AR-15 Stripped Lower Receiver 57 items
  16. AR-15 Stripped Upper Receiver 40 items
  17. AR-15 Upper Receiver Group 1 item
  18. AR-9 Lower Receiver 4 items
  19. AR-9 Complete Lower Receiver 2 items
  20. AR-9 Partial Upper Receiver 1 item
  21. AR-9 Receiver Set 4 items
  22. AR-9 Upper Receiver 9 items
  23. Builders Kit 1 item
  24. Chassis 32 items
  25. Complete Upper 18 items
  26. Grip Module 1 item
  27. Lower Receiver 5 items
  28. Partial Upper Receiver 1 item
  29. Parts Kit 1 item
  30. Suppressor 1 item
Rail Length
  1. 3.25" 1 item
  2. 5" 2 items
  3. 6.0" 2 items
  4. 6.375" 1 item
  5. 6.91" 1 item
  6. 7" 6 items
  7. 7.25" 1 item
  8. 8" 3 items
  9. 8.5" 1 item
  10. 9" 2 items
  11. 9.2" 1 item
  12. 9.25" 1 item
  13. 9.5" 9 items
  14. 9.55" 4 items
  15. 9.59" 1 item
  16. 9.75" 1 item
  17. 10" 7 items
  18. 10.5" 2 items
  19. 10.7" 2 items
  20. 11" 2 items
  21. 11.5" 3 items
  22. 11.7" 2 items
  23. 11.75" 1 item
  24. 12" 4 items
  25. 12.5" 4 items
  26. 12.6" 1 item
  27. 12.75" 1 item
  28. 13" 3 items
  29. 13.25" 2 items
  30. 13.5" 1 item
  31. 13.7" 2 items
  32. 14" 6 items
  33. 15" 16 items
  34. 15.25" 1 item
  35. 15.3" 1 item
  36. 15.5" 2 items
  37. 16" 1 item
Size
  1. 5 Slot 1 item
  2. 9 Slot 2 items
Thread Pitch
  1. 1/2x28 (9mm) 3 items
  2. 1/2x28 (.22 cal) 38 items
  3. 1/2x36 1 item
  4. 5/8x24 (.30 cal) 10 items
Threaded
  1. Yes 29 items
  2. No 1 item
Twist Rate
  1. 1:6 1 item
  2. 1:7 40 items
  3. 1:8 3 items
  4. 1:10 2 items
Stock Status
  1. In stock 198 items
  2. Out of stock 174 items
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