Pursue Your Passion
My Cart

Discord

Menu
Account

Rifle Parts

Whether you're building a new rifle from scratch or looking to upgrade an existing firearm, our vast selection of rifle parts has everything you are going to need in that journey. At Rainier Arms' selection of rifle parts, you can find a wide variety of products including lower and upper parts, trigger parts, muzzle devices, and many more. 

Explore our selection of high-quality parts coming from various leading manufacturers like Strike Industries, Magpul, BCM, and many more.

Also, don't forget to check our specially-made Rainier Arms barrels for your firearms.

Dark mode is

View as Grid List

Items 17-32 of 61

Page
per page
  7. CMC Trigger 2 Stage Curve 1/3
    CMC Trigger 2 Stage Curve 1/3
    Special Price $149.92 Regular Price $201.60
    Add to Wish List Add to Compare
  8. Quarter Circle 10 Barrels-.45 ACP-10.5"
    Quarter Circle 10 Barrels-.45 ACP-10.5"
    Special Price $142.92 Regular Price $190.00
    Add to Wish List Add to Compare
  10. V Seven Weapon Systems FURION Titanium Muzzle Brake AR15 5.56
    V Seven Weapon Systems FURION Titanium Muzzle Brake AR15 5.56
    $148.41 - $160.05
    Add to Wish List Add to Compare
  14. Reptilia Corp RECC-E AR-15/M16 Carbine Stock
    Reptilia Corp RECC-E AR-15/M16 Carbine Stock
    $143.95
    Add to Wish List Add to Compare
View as Grid List

Items 17-32 of 61

Page
per page
Shop By
Now Shopping by
  1. Is Firearms? No Remove This Item
  2. Price $140.00 - $149.99 Remove This Item
Clear All
Shopping Options
Barrel Length
  1. 8" 2 items
  2. 10.5" 3 items
  3. 11.5" 1 item
  4. 16" 1 item
Caliber
  1. .223 Wylde 1 item
  2. .45 ACP 1 item
  3. 300 Blackout 2 items
  4. 5.56 NATO 2 items
  5. 6.5 Grendel 1 item
  6. 6.8 SPC 1 item
  7. 7.62mm 1 item
  8. 7.62x51 1 item
Category
  1. Receiver Parts 11 items
  2. Parts & Kits 4 items
  3. Rifle Barrels 7 items
  4. Buffer Systems 2 items
  5. Trigger Parts 6 items
  6. Gas Systems 1 item
  7. Muzzle Devices 11 items
  8. Bolt Parts 2 items
  9. Grips 1 item
  10. Charging Handles 2 items
  11. Rifle Handguards 8 items
  12. Stocks & Braces 6 items
Color
Configuration
  1. Curved 2 items
  2. Flat 1 item
  3. AK74 [WL 5.62"/143mm][HD .32"/8mm] 1 item
  4. AIMS-74 [WL 4.80"/122mm][HD .32"/8mm] 1 item
  5. AK-105 JBI Custom [WL 4.20"/107mm][HD .45"/11mm] 1 item
  6. AKM Large Bore [WL 5.83"/148mm][HD .31"/8mm] 1 item
  7. AMD65 [WL 4.67"/119mm][HD .31"/8mm] 1 item
  8. Arsenal Rifle Small Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
  9. Arsenal Rifle Large Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
  10. 5.45 Krinkov [WL 2.03"/52mm][HD .32"/8mm] 1 item
  11. 7.62 Krinkov [WL 2.22"/56mm][HD .31"/8mm] 1 item
  12. Bulgarian 5.45 Krinkov [WL 2.03"/52mm][HD .42"/11mm] 1 item
  13. Bulgarian AK74 [WL 5.62"/143mm][HD .42"/11mm] 1 item
  14. DRACO [WL 4.78"/121mm][HD .32"/8mm] 1 item
  15. Galil Ace [WL 2.15"/118mm][HD .32"/8mm] 1 item
  16. M85 [WL 4.41"/112mm][HD .31"/8mm] 1 item
  17. M92 2.218 [WL 3.90"/99mm][HD .30"/8mm] 1 item
  18. PSL [WL 3.90"/99mm][HD .30"/8mm] 1 item
  19. Valmet M76 / Galil Classic ARM [WL 4.20"/107mm][HD .45"/11mm] 1 item
  20. VEPR Small Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
  21. VEPR Big Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
  22. WZ89 Onyks [WL 2.15"/55mm][HD .32"/8mm] 1 item
Finish
  1. Nitride 3 items
  2. Phosphate 1 item
  3. Anodize 2 items
Gas Block Diameter
  1. .750" 4 items
Gas Length
  1. Pistol 2 items
  2. Carbine 2 items
  3. Rifle 1 item
Manufacturer
  1. A3 Tactical 1 item
  2. Aero Precision 1 item
  3. ALG Defense 1 item
  4. Ballistic Advantage 4 items
  5. Blitzkrieg Components 1 item
  6. BOBRO 1 item
  7. CMC Triggers 1 item
  8. F-1 Firearms 1 item
  9. Faxon Firearms 2 items
  10. Forward Controls Design 1 item
  11. Gear Head Works 1 item
  12. Geissele 2 items
  13. HERA ARMS 1 item
  14. Hiperfire 1 item
  15. HUXWRX 2 items
  16. JL Billet 1 item
  17. JMAC Customs 3 items
  18. JP Enterprises Inc 2 items
  19. KNS Precision 2 items
  20. Lantac 4 items
  21. Maxim Defense 1 item
  22. Midwest Industries 2 items
  23. Odin Works 1 item
  24. Quarter Circle 10 1 item
  25. Radian Weapons 1 item
  26. Rainier Arms, LLC 1 item
  27. Reptilia Corp 2 items
  28. Rise Armament 2 items
  29. Rubber City Armory 1 item
  30. Sharps Bros 1 item
  31. SLR Rifleworks 1 item
  32. Sons of Liberty Gun Works 8 items
  33. Spinta Precision 2 items
  34. Troy Industries 1 item
  35. Tyrant Designs 1 item
  36. V Seven Weapon Systems 2 items
Model
  1. Sig MPX 1 item
Mount
  1. M-LOK 4 items
  2. Picatinny 3 items
Option
  1. AK-47/74 1 item
  2. AR-10 1 item
  3. AR-15 7 items
  4. Heckler & Koch 1 item
Platform
  1. AR-15 7 items
  2. AK47/74 1 item
  3. Sig Sauer 1 item
Product Type
  1. AK Accessories 1 item
  2. AR-10 / LR 308 Charging Handle 2 items
  3. AR-15 Handguard 5 items
  4. AR-15 Rifle 1 item
  5. AR-15 Stripped Lower Receiver 7 items
  6. AR-15 Stripped Upper Receiver 3 items
  7. Barrel 7 items
  8. Bolt 2 items
  9. Bolt Carrier Group 2 items
  10. Buffer 1 item
  11. Buffer Tube 1 item
  12. Compensator 1 item
  13. Flash Hider 1 item
  14. Lower Parts Kit 1 item
  15. Muzzle Brake 8 items
  16. Muzzle Device Accessory 1 item
  17. Piston 1 item
  18. Piston System 1 item
  19. Rail Adapter 2 items
  20. Rail Section 1 item
  21. Stock 2 items
  22. Stock Accessory 2 items
  23. Stock Adapter 2 items
  24. Trigger 6 items
  25. Vertical Grip 1 item
Rail Length
  1. 7" 1 item
  2. 7.9" 1 item
  3. 9" 2 items
  4. 9.1" 1 item
  5. 9.5" 1 item
  6. 10" 1 item
  7. 10.5" 1 item
  8. 12.3" 1 item
  9. 13" 2 items
  10. 14" 1 item
  11. 14.3" 1 item
  12. 15" 4 items
  13. 16.3" 1 item
  14. 16.5" 1 item
Thread Pitch
  1. 1/2x28 6 items
  2. 1/2x36 1 item
  3. 5/8x24 4 items
  4. M24x1.5 RH 1 item
  5. 26-1.5 LH 1 item
Threaded
  1. Yes 4 items
Twist Rate
  1. 1:7 2 items
  2. 1:8 1 item
Stock Status
  1. In stock 38 items
  2. Out of stock 23 items
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.
Google Customer Reviews Google Customer Reviews