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The ultimate stop for AR-15 Rifles and AR-15 parts
We are one of the largest online sources for quality AR-10 and AR-15 rifles, parts and accessories. Shop our selection of complete and stripped Uppers and Lowers, find Barrels and Ammo for your firearms, gear yourself up with quality Gear and Apparel. We have it all!
Rainier Arms was started by enthusiasts for enthusiasts. We specialize in high-end AR-15/M16 rifles, parts and accessories. If we won't use it, we won't sell it.
We offer a wide variety of firearms and firearm parts from all your favorite manufacturers. Satisfy your needs from brands such as Glock, SIG, S&W, Primary Arms, Stag Arms, PWS, Rainier Arms and many others. Browse all manufacturers.
Great store for high-end firearms. Very very knowledgeable staff.„
Rainier Arms is my go to dealer for high-end AR15 parts and accessories online. They always have a great selection of parts in stock. Many you can't find anywhere else.„
Great shop with easy order pick up for locals making online purchases.„
Latest Blog Posts
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![Federal Firearms License: FFL vs. FFL/SOT]()
Federal Firearms License: FFL vs. FFL/SOTIf you’ve ever purchased a firearm, chances are you’ve dealt with an FFL (Federal Firearms License or, also commonly, Licensee). This abbreviation is scattered throughout gun media, whether it be print, audio, or video, but no one ever seems to explain wha...
Posted By: Bucky Lawson
Posted On: April 26 2024
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![SIG P365 X Macro Custom: Danger Close Armament Style]()
SIG P365 X Macro Custom: Danger Close Armament StyleConcealed carry isn't just about a firearm; it's about finding a reliable firearm that fits your style and, most importantly, works when you need it to. Less pragmatically significant than functionality is the appeal of aesthetics. Do you need a SIG P365 ...
Posted By: Thomas Phan
Posted On: April 08 2024
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![FCD: Forward Controls Design]()
FCD: Forward Controls DesignForward Controls Design ("Forward Controls" or "FCD") is a firearm accessory and upgrade manufacturer that designs and builds with the mantra of function over form constantly in mind. ... SIMPLEX SIGILLVM VERI: Simplicity is the Sign of Truth ......
Posted By: rainierblog
Posted On: February 14 2024
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![SHOT Show 2024 – Holosun IRIS]()
SHOT Show 2024 – Holosun IRISHolosun has announced the IRIS. The IRIS (Integrated Rifle Infrared System) is an ultra-compact, class IIIr visible green aiming device with a coaxially mounted class 2m IR laser and IR illuminator for use with night vision devices. ... Here's what they tell...
Posted By: News Release
Posted On: January 20 2024
