Firearms
Rainier Arms provide a large choice of rifles, shotguns, handguns, Bolt Action, AK rifles, and AR pistols. Find, compare, and shop your favorite. In our offer, you can find firearms from manufacturers like Daniel Defense, Kalashnikov USA, Nighthawk Custom, and many many more. In case you run out of ammo, you can browse and purchase ammo for your firearm.

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Beretta A300 Patrol 12 Gauge Semi-Auto Shotgun - 19.1" Gray★ ReviewsPopup content startsclose Popup
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from real shoppers4.8 star rating 30667 Reviews- Site Reviews
- Product Reviews
Thank you for posting a review!We value your input. Share your review so everyone else can enjoy it too.Thank you for posting a review!Your review was sent successfully and is now waiting for our staff to publish it.Verified Reviewer0.0 star rating07/22/25JJoe C.Verified Buyer5.0 star rating07/21/25Amazing pistol. Great trigger, veryReview by Joe C. on 21 Jul 2025 review stating Amazing pistol. Great trigger, veryAmazing pistol. Great trigger, very flat shooting. Almost feels like cheating.On Bul Armory 1911 Tac Pro Optic Ready 9MM Pistol - 5" SilverJJay5.0 star rating07/20/25What else can you ask for?Review by Jay on 20 Jul 2025 review stating What else can you ask for?KAC is this the only brand I trust for vertical forward grips. I've dealt with Rainier arms several times now and I am not disappointed with them. I'm actually very impressed with how fast they ship and how communicative they are.On Knight's Armament Company (KAC) MIL-STD-1913 Vertical Grip - BlackBBrent W.Verified Buyer5.0 star rating07/18/25Great Hand Stop!Review by Brent W. on 18 Jul 2025 review stating Great Hand Stop!Great Hand Stop!On Drew Meyer Defense Mod 2 Chopstop M-LOK HandstopMMatthew O.Verified Buyer5.0 star rating07/18/25Riflespeed Straight Gas TubeReview by Matthew O. on 18 Jul 2025 review stating Riflespeed Straight Gas TubePerfect fitOn Riflespeed Straight Gas TubePPeterVerified Buyer5.0 star rating07/17/25Exactly what I wantedReview by Peter on 17 Jul 2025 review stating Exactly what I wantedI've waited years to get an optic for my pistol. I knew I wanted something fairly affordable, with a green dot because I have astigmatism, and solar backup. This ticked all the boxes and was the best price I could find, even before they had a sale for Memorial day. I wish I'd bought this years ago, and I'm not looking to add one to my smaller gun.On Holosun HE507C-GR-X2 Green Circle Dot Sight$1,049.00 -
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Foxtrot Mike (FM) Products 102 .223 Wylde Gen 2 Pistol - 13.9" (Rainier Arms Exclusive)5.0 star rating 1 ReviewSpecial Price $499.99 Regular Price $899.99
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Foxtrot Mike (FM) Products 102 .223 Wylde Gen 2 Rifle - 16" (Rainier Arms Exclusive)3.0 star rating 1 ReviewSpecial Price $599.99 Regular Price $949.99
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Shopping Options
Barrel Length
- 2" 3 items
- 2.5" 1 item
- 2.75" 1 item
- 3.0" 11 items
- 3.1" 16 items
- 3.18" 1 item
- 3.25" 2 items
- 3.27" 1 item
- 3.3" 1 item
- 3.39" 1 item
- 3.41" 10 items
- 3.43" 1 item
- 3.5" 16 items
- 3.54" 1 item
- 3.6" 5 items
- 3.66" 1 item
- 3.7" 10 items
- 3.75" 2 items
- 3.8" 4 items
- 3.85" 4 items
- 3.9" 35 items
- 3.94" 1 item
- 4" 37 items
- 4.01" 1 item
- 4.02" 12 items
- 4.09" 2 items
- 4.1" 1 item
- 4.17" 6 items
- 4.20" 1 item
- 4.25" 61 items
- 4.3" 7 items
- 4.32" 1 item
- 4.4" 18 items
- 4.45" 2 items
- 4.46" 1 item
- 4.48" 2 items
- 4.49" 8 items
- 4.5" 19 items
- 4.53" 1 item
- 4.57" 1 item
- 4.6" 18 items
- 4.61" 1 item
- 4.7" 24 items
- 4.71" 1 item
- 4.8" 13 items
- 4.89" 3 items
- 4.9" 4 items
- 4.925" 1 item
- 4.94" 1 item
- 5" 102 items
- 5.09" 1 item
- 5.1" 3 items
- 5.19" 2 items
- 5.2" 1 item
- 5.28" 2 items
- 5.3" 2 items
- 5.31" 2 items
- 5.4" 4 items
- 5.5" 10 items
- 5.51" 1 item
- 5.8" 3 items
- 5.87" 1 item
- 6" 9 items
- 6.5" 4 items
- 6.88" 2 items
- 7" 5 items
- 7.5" 4 items
- 7.72" 1 item
- 7.75" 3 items
- 7.8" 2 items
- 7.94" 1 item
- 8" 17 items
- 8.3" 3 items
- 8.5" 5 items
- 8.86" 2 items
- 8.9" 1 item
- 9" 3 items
- 9.5" 1 item
- 9.6" 1 item
- 9.75" 2 items
- 10" 2 items
- 10.3" 9 items
- 10.5" 15 items
- 11" 6 items
- 11.5" 12 items
- 11.75" 4 items
- 12" 3 items
- 12.5" 5 items
- 13" 6 items
- 13.7" 6 items
- 13.75" 2 items
- 13.9" 2 items
- 14" 2 items
- 14.17" 2 items
- 14.3" 1 item
- 14.5" 18 items
- 15.14" 1 item
- 16" 94 items
- 16.1" 9 items
- 16.17" 2 items
- 16.2" 1 item
- 16.25" 21 items
- 16.3" 5 items
- 16.33" 2 items
- 16.5" 28 items
- 17.4" 2 items
- 18" 23 items
- 18.43" 1 item
- 18.5" 32 items
- 19.1" 4 items
- 19.75" 1 item
- 20" 12 items
- 20.8" 1 item
- 22" 4 items
- 24" 10 items
- 26" 6 items
- 28" 3 items
Caliber
- .22 ARC 1 item
- .22 Cal 4 items
- .22 LR 33 items
- .22 WMR 1 item
- .223/5.56 2 items
- .223 Rem 1 item
- .223 Wylde 18 items
- .30-30 3 items
- .30 Cal 16 items
- .300 PRC 1 item
- .300 Win Mag 2 items
- .308 11 items
- .308 Win 14 items
- .32 ACP 1 item
- .338 1 item
- .357 Magnum 27 items
- .36 Cal 2 items
- .38/.357 Magnum 7 items
- .38 Special 1 item
- .380 ACP 2 items
- .380 Auto 2 items
- .40 S&W 1 item
- .410 1 item
- .44 Magnum 11 items
- .45-70 GOVT 1 item
- .45 ACP 40 items
- .45 Colt 4 items
- .46 Cal 1 item
- 10mm 12 items
- 12 Gauge 52 items
- .360 1 item
- 300 Blackout 26 items
- 300 Norma Mag 1 item
- 338 Lapua 1 item
- .460 1 item
- 45-70 Gov't 2 items
- 50 Cal 1 item
- 5.45x39 6 items
- 5.56X45 6 items
- 5.56 NATO 135 items
- 5.56mm 21 items
- 5.7x28mm 8 items
- 6mm ARC 8 items
- 6.5 Creedmoor 13 items
- 6.5 PRC 1 item
- 6.8x51 3 items
- 7.62mm 19 items
- 7.62x39 33 items
- 7.62x51 13 items
- 7mm-08 Rem 1 item
- 8.6 Blackout 8 items
- 9mm 520 items
Category
Configuration
Finish
Gas System
Magazine Capacity
Manufacturer
- 21st Tec 8 items
- Advanced Armament Company (AAC) 5 items
- Agency Arms 2 items
- Andro Corp Industries 1 item
- Angstadt Arms 3 items
- AREX Defense 11 items
- Arsenal 8 items
- Atlas Gunworks 11 items
- Brügger & Thomet (B&T) 14 items
- Battle Arms Development 4 items
- Benelli 24 items
- Beretta 26 items
- Black Rain Ordnance 12 items
- BOE Suppression 3 items
- Bravo Company MFG (BCM) 5 items
- Bul Armory 8 items
- Canik 7 items
- Centurion Arms 1 item
- Chiappa Firearms 9 items
- Christensen Arms 1 item
- Citadel 1 item
- Colt 20 items
- CZ-USA 32 items
- Dan Wesson 2 items
- Daniel Defense 19 items
- Danger Close Armament 19 items
- Dark Hour Defense 1 item
- Dead Air Armament 11 items
- Empire 4 items
- F-1 Firearms 2 items
- Faxon Firearms 3 items
- FNH USA 34 items
- FOR Systems 4 items
- FosTecH 2 items
- Foxtrot Mike 2 items
- Geissele 8 items
- Genesis Arms 5 items
- Global Ordnance 1 item
- Glock 29 items
- Grand Power 16 items
- Grey Ghost Precision 3 items
- Griffin Armament 8 items
- Heckler & Koch 40 items
- Henry 10 items
- HUXWRX 10 items
- IWI 17 items
- Jacob Grey 5 items
- JK Armament 9 items
- JMAC Customs 2 items
- JP Enterprises Inc 6 items
- Kel-Tec 5 items
- Kimber 2 items
- Kings River Custom 3 items
- Knight’s Armament Company (KAC) 5 items
- Korth 1 item
- Kustomworx 4 items
- Laugo Arms 11 items
- Lewis Machine & Tool (LMT) 14 items
- Lone Wolf Arms 3 items
- M+M Industries 2 items
- Marlin 7 items
- MasterPiece Arms 8 items
- Matador Arms 2 items
- Maxim Defense 17 items
- Military Armament Corp. 1 item
- Modern Materiel 6 items
- NEMO Arms 2 items
- Next Level Armament 5 items
- Nighthawk Custom 47 items
- Noveske 14 items
- OA Defense 28 items
- Patriot Ordnance Factory (POF) 17 items
- Polymer80 3 items
- Primary Weapon Systems 15 items
- Pristine Technologies 1 item
- Q, LLC 25 items
- Quarter Circle 10 1 item
- Race City Defense 2 items
- Radian Weapons 2 items
- Radical Defense 19 items
- Rainier Arms, LLC 12 items
- Remington 3 items
- Replicator 3 items
- Richmond Tactical 4 items
- Riley Defense 14 items
- Rise Armament 2 items
- RogueOps 3 items
- Rossi 8 items
- Ruger 5 items
- Rugged Suppressors 6 items
- Shadow Systems 29 items
- Siege Suppressors 2 items
- Sig Sauer 132 items
- Silencerco 13 items
- Sionics Weapon Systems 1 item
- Smith & Wesson 5 items
- Sons of Liberty Gun Works 3 items
- Specters Cat 5 items
- Springfield Armory 21 items
- Staccato 52 items
- Stealth Arms 4 items
- Stoeger 15 items
- Surefire 5 items
- Taran Tactical Innovations 5 items
- Tippmann Arms 10 items
- Tisas USA 3 items
- Trailblazer Firearms 1 item
- Trinity Nevada 3 items
- True Precision 3 items
- V Seven Weapon Systems 9 items
- VKTR Industries 4 items
- Walther 17 items
- Wilson Combat 6 items
- Zenith Firearms 4 items
- ZEV Technologies 1 item
Model
- 2K11 1 item
- Arex Delta 2 items
- Benelli Supernova 1 item
- Beretta 92X 2 items
- Beretta APX 1 item
- Beretta 1301 1 item
- CZ P-09 2 items
- CZ P-10 5 items
- FNH Five-Seven 1 item
- FNH Scar 1 item
- Glock 19 2 items
- Glock 19X 2 items
- Glock 20 1 item
- Glock 34 1 item
- Glock 43X 3 items
- Glock 44 1 item
- Glock 45 2 items
- Glock 48 1 item
- H&K P30 1 item
- Sig P220 5 items
- Sig P226 6 items
- Sig P229 5 items
- Sig P320 17 items
- Sig P365 8 items
- Sig P365X 2 items
- Sig P365XL 2 items
- Sig P365 X-Macro 1 item
- Sig MCX 10 items
- S&W M&P M2.0 1 item
- Springfield Hellcat 1 item
- Staccato 2011 14 items
- Staccato C2 2 items
- Staccato CS 1 item
- Staccato HD 3 items
- Stoeger STR-9 1 item
Optic Footprint
Option
Platform
- 1911 12 items
- AR-9 2 items
- AR-10/LR308 10 items
- AR-15 58 items
- AK47/74 12 items
- Benelli 5 items
- Beretta 11 items
- Canik 5 items
- CZ 12 items
- FNH 7 items
- Glock 15 items
- H&K 4 items
- Kimber 1 item
- Remington 1 item
- Sig Sauer 68 items
- Smith & Wesson 3 items
- Springfield 4 items
- Staccato 23 items
- Stoeger 1 item
- Walther 4 items
Product Type
- AK Pistol 9 items
- AK-47/74 Rifle 24 items
- AR Pistol 43 items
- AR-10 Rifle 26 items
- AR-15 Complete Upper Receiver 1 item
- AR-15 Rifle 120 items
- AR-9 Complete Lower Receiver 1 item
- AR-9 Rifle 3 items
- Bolt-Action Receiver 2 items
- Bolt-Action Rifle 23 items
- Complete Upper 1 item
- Firearm 54 items
- Handgun 569 items
- Lever-Action Rifle 24 items
- Pistol Caliber Carbine 63 items
- Short-Barrel Rifle 34 items
- Shotgun 47 items
- Suppressor 132 items
Rail Length
- 4.5" 2 items
- 5.5" 1 item
- 6.0" 2 items
- 6.7" 1 item
- 7" 4 items
- 7.25" 1 item
- 9" 5 items
- 9.5" 2 items
- 9.75" 5 items
- 10.5" 1 item
- 10.75" 1 item
- 11" 1 item
- 11.5" 1 item
- 11.7" 1 item
- 12" 7 items
- 12.5" 5 items
- 12.9" 1 item
- 13" 5 items
- 13.5" 6 items
- 13.6" 1 item
- 14" 1 item
- 14.5" 4 items
- 15" 16 items
- 15.25" 1 item
- 16.5" 4 items
Size
Thread Pitch
Twist Rate
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