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Due to Measure 114, Rainier Arms will prioritize order shipments to Oregon state residents.

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  1. Upper Parts Kit 308
    Upper Parts Kit 308
    $17.00
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  2. V Seven Weapon Systems Hybrid 3 Gun / Sport Selectors 57 Degree Ambi
    V Seven Weapon Systems Hybrid 3 Gun / Sport Selectors 57 Degree Ambi
    $71.78
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  3. Strike Industries AR Enhanced Castle Nut & Extended End Plate
    Strike Industries AR Enhanced Castle Nut & Extended End Plate
    As low as $53.95
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  4. Geissele AR-15 Maritime Bolt Catch
    Geissele AR-15 Maritime Bolt Catch
    $29.00
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  5. Magpul Enhanced AR Magazine Release
    Magpul Enhanced AR Magazine Release
    $18.95
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  6. Strike Industries Ultra Light Pivot / Takedown Pins - Black
    Strike Industries Ultra Light Pivot / Takedown Pins - Black
    $14.95
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  7. Strike Industries AR-15 SHIFT PINS - Black
    Strike Industries AR-15 SHIFT PINS - Black
    $21.95
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  8. V Seven Weapon Systems TITANIUM PORT DOOR ROD - AR10/308DPMS
    V Seven Weapon Systems TITANIUM PORT DOOR ROD - AR10/308DPMS
    $19.40
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  9. WMD Guns AR-15 Castle Nut
    WMD Guns AR-15 Castle Nut
    As low as $9.50
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  10. WMD Guns AR-15 Lower Parts Kit Mod 3 - NiB-X/Nitromet
    WMD Guns AR-15 Lower Parts Kit Mod 3 - NiB-X/Nitromet
    $85.00
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  11. Forward Controls Design AR-10 ABC/R Augmented Bolt Catch/Release Non-Offset Upper Paddle - Dimpled
    Forward Controls Design AR-10 ABC/R Augmented Bolt Catch/Release Non-Offset Upper Paddle - Dimpled
    $58.90
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  12. Forward Controls Design AR-15 ABC/R Augmented Bolt Catch/Release Rearward Biased Upper Paddle - Dimpled
    Forward Controls Design AR-15 ABC/R Augmented Bolt Catch/Release Rearward Biased Upper Paddle - Dimpled
    $58.90
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  13. JK Armament 155 Pistol Lite Booster/3 Lug Adapter
    JK Armament 155 Pistol Lite Booster/3 Lug Adapter
    As low as $36.00
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  14. JK Armament 155 HD Thread Mount
    JK Armament 155 HD Thread Mount
    As low as $85.50
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  15. Aero Precision AR15 Standard Lower Parts Kit
    Aero Precision AR15 Standard Lower Parts Kit
    $55.24
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  16. Strike Industries X-Comp Thread Adapter Kit 1/2x28 to M18x1 RH
    Strike Industries X-Comp Thread Adapter Kit 1/2x28 to M18x1 RH
    $15.95
    View Details
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Items 1-16 of 288

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Shopping Options
Category
  1. Forward Assist 11 item
  2. Lower Parts Kit 34 item
  3. Other Rifle Parts 137 item
  4. Port Cover | Rod | Springs 29 item
  5. Safety Selectors 53 item
  6. Take Down & Pivot Pins 22 item
  7. Upper Parts Kit 2 item
Price
  1. Less than $10 15 item
  2. $10 to $25 77 item
  3. $25 to $50 101 item
  4. $50 to $100 79 item
  5. $100 to $250 11 item
  6. $250 to $500 1 item
Manufacturer
  1. ALG Defense 1 item
  2. Aero Precision 5 item
  3. Aeroknox 1 item
  4. Apex Tactical Specialties 4 item
  5. Armaspec 6 item
  6. Arms Republic 1 item
  7. B5 Systems 1 item
  8. Battle Arms Development 25 item
  9. Bravo Company MFG (BCM) 2 item
  10. CMC Triggers 2 item
  11. Elftmann Tactical 1 item
  12. F-1 Firearms 2 item
  13. Fortis MFG 12 item
  14. Forward Controls Design 30 item
  15. Gear Head Works 2 item
  16. Geissele 2 item
  17. Griffin Armament 2 item
  18. HB Industries 3 item
  19. HERA ARMS 2 item
  20. Hiperfire 1 item
  21. JK Armament 10 item
  22. JMAC Customs 1 item
  23. JP Enterprises Inc 3 item
  24. James Madison Tactical (JMT) 1 item
  25. KNS Precision 10 item
  26. Kinetic Development Group 2 item
  27. Krebs Customs 5 item
  28. Lantac 4 item
  29. Law Tactical 1 item
  30. Magpul Industries 9 item
  31. NEMO Arms 1 item
  32. Neverwear Springs 1 item
  33. Next Level Armament 1 item
  34. Noveske 5 item
  35. Odin Works 2 item
  36. Patriot Ordnance Factory (POF) 1 item
  37. Phase 5 Tactical 5 item
  38. Pioneer CNC 2 item
  39. Primary Weapon Systems 1 item
  40. RS Regulate 1 item
  41. Radian Weapons 3 item
  42. Rainier Arms, LLC 3 item
  43. Rainier Industries 4 item
  44. Rise Armament 1 item
  45. Schmeisser 1 item
  46. Seekins Precision 4 item
  47. Sharps Bros 1 item
  48. Shooting Innovations 1 item
  49. Sionics Weapon Systems 1 item
  50. Sons of Liberty Gun Works 2 item
  51. Sprinco (Tactical Springs) 4 item
  52. Strike Industries 28 item
  53. Timney Triggers 1 item
  54. Triggertech 1 item
  55. TruCalibre 4 item
  56. Tyrant Designs 2 item
  57. Underground Tactical 2 item
  58. V Seven Weapon Systems 34 item
  59. WMD Guns 14 item
  60. White Label Armory 3 item
Caliber
  1. .22 Cal 2 item
  2. .223/5.56 1 item
  3. .30 Cal 2 item
  4. .308 1 item
  5. 300 Blackout 1 item
  6. 6.5 Grendel 1 item
  7. 6.8 SPC 1 item
  8. 9mm 4 item
Finish
  1. Anodize 2 item
  2. Black 3 item
  3. Chrome 1 item
  4. DLC 3 item
  5. FDE 1 item
  6. NiB-X 6 item
  7. Nitromet 6 item
  8. Phosphate 2 item
Option
  1. 1.125-28 TPI 3 Lug/Booster Adaptor 1 item
  2. 1.180-24 TPI 3 Lug/Booster Adaptor 1 item
  3. 5.45 Krinkov 1 item
  4. 7.62 Krinkov 1 item
  5. AIMS-74 1 item
  6. AK-105 JBI Custom 1 item
  7. AK-47/74 1 item
  8. AKM 1 item
  9. AMD65 1 item
  10. AR-10 8 item
  11. AR-15 37 item
  12. Arsenal Rifle Large Bore 1 item
  13. Arsenal Rifle Small Bore 1 item
  14. Blue - Enhanced Power 1 item
  15. Bulgarian 5.45 Krinkov 1 item
  16. Bulgarian AK74 1 item
  17. Bull's Eye 1 item
  18. CZ 7 item
  19. DRACO 1 item
  20. FNH 1 item
  21. Galil Ace 1 item
  22. Galil SAR 1 item
  23. Green - Rifle Length Standard Power 1 item
  24. Green Laser 3 item
  25. M76 1 item
  26. M85 1 item
  27. M92 1 item
  28. Minimal 1 item
  29. Orange - Extra Extra Power 1 item
  30. PKM 1 item
  31. PSL 1 item
  32. Red - Extra Power 1 item
  33. Springfield 1 item
  34. VEPR Large Bore 1 item
  35. VEPR, Small Bore 1 item
  36. Valmet M76 / Galil Specific 1 item
  37. Vertical Lines 1 item
  38. WZ89 Onyks 1 item
  39. White - Standard Power 1 item
  40. White/Red - Intermediate Power 1 item
  41. Yellow - Reduced Power 1 item
Configuration
  1. AR-15 12 item
  2. Cross 1 item
  3. Flaming Pig 1 item
  4. Gen 3 1 item
  5. Ghetto Blaster 1 item
  6. M-LOK 1 item
Stock Status
  1. In Stock 174 item
  2. Out of Stock 114 item
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