Rainier Arms Gun Parts
(26 deals total)

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Filter Rainier Arms Gun Parts

16 hours ago
If "Buy at" isn't working, click HERE to see the deal. The Titan 2.0 is a upgraded version of one of the finest weapons design by Tyrant Designs CNC. It is a drop-in replacement grip for the AR platform. CNC'ed from a single piece of Billet Aluminum,it has endured 100's of hours of R&D. A simple screw in installation, it's time that your rifle looks as good as it shoots! Available in hardcoat type III anodized black & polished aluminum Durable (practically indestructible)
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16 hours ago
Introducing our 9x19 mm barrel using the finest blank (Shilen). Our goal is to mass produce them to bring them to market at the most competitive prices. Our UltraMatch Barrels start out as Shilen blanks and contoured to our specifications. Features: Stainless Steel Match Grade Shilen Blank Length: 4" Twist: 1:10 Thread Pitch: 1/2 X 28 Bead Blasted Finish Weight 9.9 oz Our Craftsmanship Guarantee
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6 days ago
Introducing our .40 S&W barrel using the finest blank (Shilen). Our goal is to mass produce them to bring them to market at the most competitive prices. Our UltraMatch Barrels start out as Shilen blanks and contoured to our specifications.Features:Stainless Steel Match Grade Shilen BlankCaliber: .40 S&WLength: 16"Twist: 1:10Thread Pitch: 9/16x24Bead Blasted FinishWeight 25.6 ozOur Craftsmanship GuaranteeWe are so confident in the craftsmanship of our barrels, if our barrel doesn’t outshoot your similar priced barrel, send it back for a full refund.
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1 week ago
An open mag well helmet design, with battle worn dents, sword gashes and crack lines. Machined top to bottom from 7075-T6 aluminum, a peak-strength corrosion-resistant aluminum alloy A hard coat anodize Black finish per MIL-A-8625, the anodizing model for model for most military and aerospace products Full compatibility with all mil-spec internal parts Full compatibility with all other aftermarket mil-spec upper receivers Full compatibility with GI standard issue magazines as well as PMags Multi caliber mark Weight 11.5 oz SKU#: OVERTHROWAR15
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1 month ago
Our billet sets are CNC machined from solid billet 7075-T6 aluminum which is 70% stronger than the commonly used 6061 aluminum and finished with milspec hardcoat anodize to a surface hardness of 60 Rockwell. We have designed our lowers with an ambidextrous mag release and bolt release with extended latch for smoother deployment.
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2 months ago
~Trusted and used by Special OperationsThe Rainier Arms MARS (Magazine Advanced Release System) for Glock, designed by Battleline Industries, is a drop in release which is compatible with all GEN 1 - 3 Glock pistols in calibers 9mm, 40 S&W, and .357 SIG. The MARS is made of 6061-T6 aircraft grade aluminum, with a Type III Class 2 MIL-SPEC hard coat anodizing finish and stainless steel hardware for maximum corrosion resistance and durability.
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2 months ago
Carrier Specifications: Full Auto Carrier SAE 8620 Heat Treated Shot Peened Finish is QPQ treated Bolt:9310 Steel Shot Peened Heat Treated QPQ Treated Extractor:S7 Tool Steel Precision Machined Shot Peened Heat Treated QPQ Treated Extractor Retaining Pin: Precision Machined 4140 Heat Treated Precision ground to diameter Firing Pin:Colt Full Auto Spec Machined 4140 Heat Treated Weight 1.2 lb MPN#: RA-PM-308-BCG-NIB
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3 months ago
Rainier Arms Overthrow Stripped Lower Receiver - Blowndeadline Full Color Flag EditionDesigned and produced by Sharps Bros. Features:An open mag well helmet design, with battle worn dents, sword gashes and crack lines.
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6 months ago
Designed and produced by Sharps Bros. Rainier Arms Overthrow Stripped Lower Receiver Bounty Hunter limited edition cerakote done by Blowndeadline. Cerakote inspired by a popular character from a beloved franchise. Features:An open mag well helmet design, with battle worn dents, sword gashes and crack lines.
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6 months ago
Our Rainier Arms Match 6.5 complete upper is here to help you finish your build.
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6 months ago
Rainier Arms Overthrow Complete Lower.Designed and produced by Sharps Bros.An open mag well helmet design, with battle worn dents, sword gashes and crack lines.
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6 months ago
Compatible with Remington 700 long action pattern receivers7075-T651 Billet AluminumExtremely light weightNo bedding required due to our revolutionary self-adjusting recoil lug locking system (patent pending)Compatible with Accuracy international style box magazinesThe removable rear trunnion is compatible with all AR style buffer tubes and butt stocksQD inserts made from steel,black nitrite coated for strength and reliabilityAmbidextrous magazine releaseQuick detach Night vision mount availableLeft Handed shooter Type T2 Trunnion-Accept buttstocks that do not have the lower 1/2" diameter loca
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6 months ago
Many have asked us to build a barrel with the same workmanship as our UltraMatch barrels while keeping it more affordable. We are able to reach our goal by sourcing a very high end barrel blank at an affordable price. We start off using a high precision match blank in 1:10 twist, machine it to the highest quality and matched with our limited-life time warranty, you have a barrel that is the best value, hands down, in the industry. We are so confident in our Match barrels that we will offer a 100% money back guarantee within 90 days of purchase.
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7 months ago
Carrier: Full Auto Carrier SAE 8620 Heat Treated Nickel Boron Plated Bolt: 5.56/.223 Carpenter 158 Steel Shot Peened Heat Treated Nickel Boron Plated Extractor: Machined from bar Shot Peened Heat Treated Maganese Phosphate Extractor Spring: Chrome Silicone for Longer Life Black Insert as per current Mil-Spec "O" Ring is high temp resistant dark brown Extractor Retaining Pin: Precision Machined Precision ground to diameter Precision ground to length Heat Treated
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7 months ago
RA Stripped Phosphate Bolt Carrier Full Auto Heat Treated Weight-8.6oz Manufacturer Rainier Arms, LLC Caliber .223 / 5.56 SKU#: RA-BCG-Stripped
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7 months ago
*Special sale* *Limited run and supply due to incorrect thread pitch production* Introducing our MOD2 UltraMatch barrel using the finest blank. Our goal is to mass produce them to bring them to market at the most competitive prices. We wanted the best balance between accuracy while keeping the weight down as much as possible. We are so confident in our UltraMatch barrels that we will offer a 100% money back guarantee within 90 days of purchase. If you aren't completely satisfied with the barrel for any reason, return it for a full refund, no questions asked. Features:
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8 months ago
Add code "RA224" in cart to get off 20% discount.
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8 months ago
FLASH SALE 20% OFF MSRP on ALL Rainier Arms .224 Valkyrie Barrels Use coupon code "RA224" Our Craftmanship Guarantee
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9 months ago
Rainier Arms Urban Combat Lite Rail features MLOK slots at the 3,6 & 9 o'clock positions for adding user defined rail sections. Anti-Rotate QD sockets are provided on each end of rail at the 3 o'clock & 9 o'clock positions.
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11 months ago
Carrier: Full Auto Carrier SAE 8620 Heat Treated Nitride Bolt: 5.56/.223 Carpenter 158 Steel Shot Peened Heat Treated Nitride Extractor: Machined from bar Shot Peened Heat Treated Maganese Phosphate Nitride Extractor Spring: Chrome Silicone for Longer Life Black Insert as per current Mil-Spec "O" Ring is high temp resistant dark brown Extractor Retaining Pin: Precision Machined Precision ground to diameter Precision ground to length Heat Treated Firing Pin:
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12 months ago
Rainier Arms Flash Hider is designed to muzzle flash to preserve the shooter's night vision by directing the gases away from the line of sight of the shooter and to reduce the flash visible to the enemy. Black Nitride finish provides the highest level of durability. Specifications: .223 / 5.56 (1/2 X28 TPI) Length: 2.2 Inches Diameter: .860 Inches Weight: 3.0 oz Finish: Black Nitride Made in the USA
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12 months ago
Description:The Rainier Arms Compensator RAC is designed to keep your sights on target for a faster follow up shot. The lateral ports reduce felt recoil expending gases to the side & front, while the top ports & slant are designed to keep the muzzle down.Specifications:.223 / 5.56 (12 X28 TPI)Length: 2.3 InchesDiameter: .890 InchesWeight: 2.6 ozFinish: Matte StainlessMade in the USA SKU#: RA612-SS
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12 months ago
Many have asked us to build a barrel with the same workmanship as our UltraMatch barrels while keeping it more affordable. We are able to reach our goal by sourcing a very high end barrel blank at an affordable price. We start off using a high precision match blank in 1:10 twist, machine it to the highest quality and matched with our limited-life time warranty, you have a barrel that is the best value, hands down, in the industry. We are so confident in our Match barrels that we will offer a 100% money back guarantee within 90 days of purchase.
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12 months ago
Many have asked us to build a barrel with the same workmanship as our UltraMatch barrels while keeping it more affordable. We are able to reach our goal by sourcing a very high end barrel blank at an affordable price. We start off using a high precision match blank in 1:8 twist, machine it to the highest quality and matched with our limited-life time warranty, you have a barrel that is the best value, hands down, in the industry. We are so confident in our Match barrels that we will offer a 100% money back guarantee within 90 days of purchase.
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12 months ago
Compatible with Remington 700 short action pattern receivers 7075-T651 Billet Aluminum Extremely light weight No bedding required due to our revolutionary self-adjusting recoil lug locking system (patent pending) Compatible with Accuracy international style box magazines The removable rear trunnion is compatible with all AR style buffer tubes and butt stocks QD inserts made from steel,black nitrite coated for strength and reliability Ambidextrous magazine release Quick detach Night vision mount available Left Handed shooter SKU#: RKM-700-SAL-T2
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21 months ago
Promo codes will not work on this product. Manufacturer Description Introducing our MOD2 UltraMatch barrel using the finest blank. Our goal is to mass produce them to bring them to market at the most competitive prices. We wanted the best balance between accuracy while keeping the weight down as much as possible. Features: Stainless Steel Match Grade Blank TiN Extension Length: 22" Twist: 1:7.5 Thread Pitch: 1/2 X 28 .875 Gas Block Seat .224 Valkyrie Chamber Rifle +2 Gas System (GAS TUBE INCLUDED) M4 Feed Ramps Proprietary Contour Weight: 2 lbs 11 oz Gas tube included
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