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Gas Systems

Performance and reliability are the most important parts of every rifle. In that case, browse Rainier Arms' selection of rifle gas systems and improve your shooting performance. In our product catalog, you can find gas systems for AR-10 and AR-15 as well as adjustable and non-adjustable systems.

Pick your preferable brand as we offer high-quality gas systems from a vast number of different brands some of them as Superlative Arms, Faxon Firearms, and many more including our in-house-made gas systems.

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Items 1-16 of 71

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Items 1-16 of 71

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Shopping Options
Barrel Length
  1. 16" 1 item
  2. 18" 1 item
Caliber
  1. .308 Win 1 item
  2. 5.56 NATO 2 items
Category
  1. Gas Blocks 55 items
  2. Gas Tubes 7 items
  3. Piston Kits 8 items
Color
Configuration
  1. Clamp on Piston Block 1 item
  2. Solid Piston Block 1 item
  3. .625 DIA 8 items
  4. .750 DIA 9 items
  5. .800 DIA 2 items
  6. .875 DIA 3 items
  7. .936 DIA 4 items
  8. AK74 [WL 5.62"/143mm][HD .32"/8mm] 1 item
  9. AIMS-74 [WL 4.80"/122mm][HD .32"/8mm] 1 item
  10. AK-105 JBI Custom [WL 4.20"/107mm][HD .45"/11mm] 1 item
  11. AKM Large Bore [WL 5.83"/148mm][HD .31"/8mm] 1 item
  12. AMD65 [WL 4.67"/119mm][HD .31"/8mm] 1 item
  13. Arsenal Rifle Small Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
  14. Arsenal Rifle Large Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
  15. 5.45 Krinkov [WL 2.03"/52mm][HD .32"/8mm] 1 item
  16. 7.62 Krinkov [WL 2.22"/56mm][HD .31"/8mm] 1 item
  17. Bulgarian 5.45 Krinkov [WL 2.03"/52mm][HD .42"/11mm] 1 item
  18. Bulgarian AK74 [WL 5.62"/143mm][HD .42"/11mm] 1 item
  19. DRACO [WL 4.78"/121mm][HD .32"/8mm] 1 item
  20. Galil Ace [WL 2.15"/118mm][HD .32"/8mm] 1 item
  21. M85 [WL 4.41"/112mm][HD .31"/8mm] 1 item
  22. M92 2.218 [WL 3.90"/99mm][HD .30"/8mm] 1 item
  23. PSL [WL 3.90"/99mm][HD .30"/8mm] 1 item
  24. Valmet M76 / Galil Classic ARM [WL 4.20"/107mm][HD .45"/11mm] 1 item
  25. VEPR Small Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
  26. VEPR Big Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
  27. WZ89 Onyks [WL 2.15"/55mm][HD .32"/8mm] 1 item
Finish
  1. Bead Blast Stainless Steel 1 item
  2. Black Nitride 1 item
  3. Melonite 1 item
  4. Nitride 3 items
  5. Quench Polish Quench (QPQ) 1 item
Gas Block Diameter
  1. .625" 15 items
  2. .750" 29 items
  3. .875" 10 items
  4. .936" 9 items
Gas System
  1. Pistol -1 2 items
  2. Pistol 8 items
  3. Carbine 9 items
  4. Micro 1 item
  5. Mid 9 items
  6. Intermediate 5 items
  7. Patrol 1 item
  8. Rifle 9 items
  9. Rifle +1 2 items
  10. Rifle +2 2 items
Height
  1. Absolute Co-Witness 1 item
Inside Diameter
  1. 1.3" 1 item
Manufacturer
  1. Aero Precision 3 items
  2. Ballistic Advantage 1 item
  3. Battle Arms Development 3 items
  4. Bravo Company MFG (BCM) 2 items
  5. Cross Machine Tool (CMT) 5 items
  6. Faxon Firearms 4 items
  7. Fortis MFG 1 item
  8. Forward Controls Design 2 items
  9. Geissele 1 item
  10. HB Industries 3 items
  11. JMAC Customs 3 items
  12. JP Enterprises Inc 2 items
  13. KNS Precision 2 items
  14. Kratos Design Group 1 item
  15. Lantac 2 items
  16. Noveske 2 items
  17. Precision Reflex Inc 1 item
  18. Q, LLC 1 item
  19. Rainier Arms, LLC 6 items
  20. Riflespeed 3 items
  21. Superlative Arms 14 items
  22. Tactical Edge Arms 1 item
  23. TruCalibre 2 items
  24. V Seven Weapon Systems 4 items
Model
  1. FNH Scar 1 item
Mount
  1. KeyMod 1 item
  2. M-LOK 1 item
  3. Picatinny 1 item
Option
  1. AR-10 1 item
  2. AR-15 1 item
  3. Adjustable 14 items
  4. Non-Adjustable 29 items
Platform
  1. AK47/74 1 item
  2. FNH 1 item
Price
  1. $0.00 - $99.99 52 items
  2. $100.00 - $199.99 13 items
  3. $200.00 - $299.99 5 items
  4. $300.00 and above 1 item
Product Type
  1. Gas Block 53 items
  2. Gas Tube 6 items
  3. Handguard 1 item
  4. Piston 1 item
  5. Piston System 8 items
  6. Roll Pin 1 item
Rail Length
  1. 10" 1 item
  2. 10.64" 1 item
  3. 12" 1 item
Size
  1. 9 Slot 1 item
  2. 1.9" 2 items
  3. 2.1" 2 items
  4. 3.3" 2 items
  5. 4.3" 2 items
  6. 4.8" 2 items
  7. 5.8" 2 items
Stock Status
  1. In stock 39 items
  2. Out of stock 32 items
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