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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Category
Configuration
- Curved 2 items
- Flat 1 item
- AK74 [WL 5.62"/143mm][HD .32"/8mm] 1 item
- AIMS-74 [WL 4.80"/122mm][HD .32"/8mm] 1 item
- AK-105 JBI Custom [WL 4.20"/107mm][HD .45"/11mm] 1 item
- AKM Large Bore [WL 5.83"/148mm][HD .31"/8mm] 1 item
- AMD65 [WL 4.67"/119mm][HD .31"/8mm] 1 item
- Arsenal Rifle Small Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
- Arsenal Rifle Large Bore [WL 5.75"/146mm][HD .30"/8mm] 1 item
- 5.45 Krinkov [WL 2.03"/52mm][HD .32"/8mm] 1 item
- 7.62 Krinkov [WL 2.22"/56mm][HD .31"/8mm] 1 item
- Bulgarian 5.45 Krinkov [WL 2.03"/52mm][HD .42"/11mm] 1 item
- Bulgarian AK74 [WL 5.62"/143mm][HD .42"/11mm] 1 item
- DRACO [WL 4.78"/121mm][HD .32"/8mm] 1 item
- Galil Ace [WL 2.15"/118mm][HD .32"/8mm] 1 item
- M85 [WL 4.41"/112mm][HD .31"/8mm] 1 item
- M92 2.218 [WL 3.90"/99mm][HD .30"/8mm] 1 item
- PSL [WL 3.90"/99mm][HD .30"/8mm] 1 item
- Valmet M76 / Galil Classic ARM [WL 4.20"/107mm][HD .45"/11mm] 1 item
- VEPR Small Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
- VEPR Big Bore [WL 5.62"/143mm][HD .32"/8mm] 1 item
- WZ89 Onyks [WL 2.15"/55mm][HD .32"/8mm] 1 item
Manufacturer
- A3 Tactical 1 item
- ALG Defense 1 item
- Angstadt Arms 1 item
- B5 Systems 1 item
- Ballistic Advantage 1 item
- BOBRO 1 item
- CMC Triggers 1 item
- F-1 Firearms 1 item
- Forward Controls Design 1 item
- HERA ARMS 1 item
- JL Billet 1 item
- JMAC Customs 3 items
- JP Enterprises Inc 1 item
- KNS Precision 2 items
- Lantac 1 item
- Maxim Defense 1 item
- Quarter Circle 10 1 item
- Radian Weapons 1 item
- Reptilia Corp 1 item
- Rise Armament 2 items
- SLR Rifleworks 1 item
- Sons of Liberty Gun Works 6 items
- Torrent Suppressors 1 item
- V Seven Weapon Systems 2 items
Product Type
- AK Accessories 1 item
- AR-10 / LR 308 Charging Handle 1 item
- AR-15 Barrel 2 items
- AR-15 Handguard 3 items
- AR-15 Rifle 1 item
- AR-15 Stripped Lower Receiver 4 items
- AR-15 Stripped Upper Receiver 1 item
- Bolt 1 item
- Buffer Kit 1 item
- Buffer Tube 1 item
- Compensator 1 item
- Muzzle Brake 5 items
- Muzzle Device Accessory 1 item
- Piston 1 item
- Piston System 1 item
- Rail Adapter 1 item
- Stock 2 items
- Stock Adapter 1 item
- Trigger 5 items
- Vertical Grip 1 item
Rail Length
Thread Pitch
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