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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.

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  6. Elftmann Tactical Rem 700 Precision Rifle Trigger w/ Safety, w/o Bolt Release
    Elftmann Tactical Rem 700 Precision Rifle Trigger w/ Safety, w/o Bolt Release
    $286.00
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  7. Elftmann Tactical Rem 700 Precision Rifle Trigger w/ Safety, Internal Bolt Release
    Elftmann Tactical Rem 700 Precision Rifle Trigger w/ Safety, Internal Bolt Release
    $209.92 - $286.00
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  10. Rise Armament Iconic Dual-Blade Two-Stage Trigger w/ Anti-Walk Pins
    Rise Armament Iconic Dual-Blade Two-Stage Trigger w/ Anti-Walk Pins
    $289.00
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  12. Centurion Arms Lightweight Hammer Forged 5.56 Barrel - 11.5"
    Centurion Arms Lightweight Hammer Forged 5.56 Barrel - 11.5"
    $285.00
    Out of stock
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  13. Faxon Firearms AR-15 Match Series .223 Wylde, 416R, QPQ, 5R Flame Barrel - 16
    Faxon Firearms AR-15 Match Series .223 Wylde, 416R, QPQ, 5R Flame Barrel - 16
    $289.80
    Out of stock
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  14. V Seven Weapon Systems 7075 Billet Enlightened AR15 Upper
    V Seven Weapon Systems 7075 Billet Enlightened AR15 Upper
    $287.12
    Out of stock
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  15. Geissele Hi-Speed National Match Designated Marksman Rifle (DMR) Trigger
    Geissele Hi-Speed National Match Designated Marksman Rifle (DMR) Trigger
    $284.00
    Out of stock
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  16. Rainier Arms Precision Match .308 BCG - Black Nitride HPR
    Rainier Arms Precision Match .308 BCG - Black Nitride HPR
    $289.95
    Out of stock
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