AR-15, AR-10, and M16 parts are used for building, repairing, upgrading, and maintaining compatible rifle platforms across a wide range of configurations and applications. They can include barrels, handguards, triggers, controls, upper and lower parts, gas system components, stocks, grips, and other essential pieces that support fit, function, and overall rifle performance. Different parts serve different roles depending on the platform, build goal, and intended use. This category includes AR-15, AR-10, and M16 parts built for compatibility, dependable function, and practical everyday performance.
- AR-15 Lowers
- AR-15 Uppers
- AR-15 Triggers
- AR-15 Stocks
- AR-15+ Grips
- AR-15 Buffer Tubes
- AR-15 Bolt Catch
- AR-15 BCGs / Bolts
- AR-15 Charging Handles
- AR-15 Safety Selectors
- AR-15 Hand Stops
- AR-15 Forward Assist
- AR-15 Ejection Port / Parts
- AR-15 Handguards / Rails
- AR-15 Barrels
- AR-15 Parts / Kits
- AR-15 Gas System Parts
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Products List
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Redfield STT 10.5-inch Everything But Low Rise Scope Mount in Black
REDFIELD$980.99STT EBTLK-10.5-BLK STT 10.5"EVERYTHING BUT LOWR Redfield STT 10.5-inch Everything But Low Rise Scope Mount in BlackThe Redfield STT 10.5-inch scope mount is designed to provide a secure and stable platform for mounting optics on your firearm. Crafted... -
Redfield STT 11.5-Inch Everything But Lower Black
REDFIELD$980.99STT EBTLK-11.5-BLK STT 11.5"EVERYTHING BUT LOWR Redfield STT 11.5-Inch Everything But Lower BlackThe Redfield STT 11.5-Inch Everything But Lower (EBTLK-11.5-BLK) is a versatile firearm component designed to enhance your rifle's performance. Crafted... -
Redfield STT 16-Inch Everything But Lower Rifle Barrel Black
REDFIELD$980.99STT EBTLK-16-BLK STT 16" EVERYTHING BUT LOWR Redfield STT 16-Inch Everything But Lower Rifle BarrelThe Redfield STT 16-Inch barrel is designed for precision and durability, making it suitable for various firearm applications. Crafted to meet high... -
Magpul Industries Corp M-Lok Dovetail Adapter 4 Slot
MAGPUL INDUSTRIES CORP$56.99MAGPUL MAG1052BLK M-LOK DOVETAIL ADAPTER 4 SLOT Magpul M-Lok Dovetail Adapter 4 Slot This Magpul Industries Corp adapter is designed for mounting accessories to M-Lok handguards and rails. It provides a secure and reliable connection point for various... -
Faxon Firearms Duty 5.56 Rifle Barrel 16 Inch Stainless Steel
FAXON FIREARMS$797.99FAXON FXURGD55616SA13CSR DUTY 556 16 SR UPP Faxon Firearms Duty 5.56 Rifle Barrel The Faxon Firearms FXURGD55616SA13CSR is a high-quality 16-inch rifle barrel designed for reliable performance and durability. Crafted for AR-15 style rifles, this... -
FAXON Firearms Match 6ARC 16-inch Stainless Rifle Upper
FAXON FIREARMS$863.99FAXON FXURGM6A16GA15CSR MATCH 6ARC 16 SR UPP FAXON Firearms Match 6ARC 16-inch Stainless Rifle Upper The FAXON FXURGM6A16GA15CSR is a high-quality rifle upper designed for precision shooting and reliable performance. Crafted with attention to... -
FAXON Firearms FXURGM6A125GA1075CSR Match .6 Arc 12.5-inch Rifle Barrel
FAXON FIREARMS$863.99FAXON FXURGM6A125GA1075CSR MATCH 6ARC 12.5 SR UPP FAXON Firearms FXURGM6A125GA1075CSR Match .6 Arc Rifle BarrelThe FAXON Firearms FXURGM6A125GA1075CSR is a precision-made rifle barrel designed specifically for demanding shooters and firearm enthusiasts... -
Faxon Firearms Match 65 Grain 16-Round Slim Rifle Magazine
FAXON FIREARMS$863.99FAXON FXURGM65G16GA15CSR MATCH 65GR 16 SR UPP Faxon Firearms Match 65 Grain 16-Round Slim Rifle Magazine This magazine is designed for reliable feeding and durability in modern sporting rifles. It features a slim profile to fit seamlessly into your... -
Seekins Precision Picatinny Rail / 5 Slots for M-LOK
Seekins Precision$34.99Seekins Precision Picatinny Rail with 5 Slots for M-LOK This Picatinny rail from Seekins Precision is designed for mounting accessories on M-LOK handguards or forends. It features five slots to provide versatile attachment points, enhancing customization... -
PROOF Research PR15 6mm ARC Barrel 14.5 Inch 5/8x24 1:7.5 Twist
PROOF RESEARCH$649.99PROOF Research PR15 6mm ARC Barrel 14.5 Inch 5/8x24 1:7.5 Twist The PROOF Research PR15 barrel is built for shooters who want premium AR-platform accuracy, reduced weight, and dependable performance in a 6mm ARC setup. Designed for the AR-15 platform,... -
LANTAC USA M-Spec BCG for 308/762
LANTAC USA$233.99LANTAC 01-MSPEC-762-NIB-BCG M-SPEC BCG 308/762 NIB The LANTAC USA M-Spec Bolt Carrier Group is a high-quality component designed for reliable performance in 308 and 7.62 rifles. Crafted to meet strict manufacturing standards, this bolt carrier group... -
One Horse LLC AR-15 A3 Stripped Upper Receiver in White
One Horse LLC$53.99ONE OH-UR01 AR15 A3 STRIPPED UPPER RCVER WHITE The One Horse LLC OH-UR01 AR-15 A3 stripped upper receiver is a versatile component designed for building or customizing your AR-15 platform. Crafted for durability and precision, this upper provides a... -
One Horse LLC OH-UPK01 Upper Parts Kit with Dust Cover and Forward Assembly
One Horse LLC$17.99ONE OH-UPK01 UPPER PARTS KIT DST CVR/FRWRD ASST The One Horse LLC OH-UPK01 Upper Parts Kit is a comprehensive set designed to enhance or replace key components of your firearm's upper receiver assembly. This kit includes essential parts such as a dust... -
One Horse Standard AR-15 Charging Handle
One Horse LLC$17.99ONE OH-UCH01 STANDARD AR15 CHARGING HANDLE The One Horse LLC OH-UCH01 Standard AR-15 Charging Handle is a reliable and durable component designed for AR-15 rifles. It provides a smooth and secure way to cycle the firearm, ensuring consistent operation... -
One Horse M16 Nitrided Bolt Carrier Group for 5.56 NATO and 300 Blackout
One Horse LLC$80.99ONE OH-UBCO1 M16 NITRIDE BCG 5.56 300BO The One Horse LLC OH-UBCO1 M16 Nitrided Bolt Carrier Group is a high-quality component designed for AR-15 platform rifles chambered in 5.56 NATO and 300 Blackout. Crafted with precision, this BCG features a... -
One Horse LLC OH-BR01 16-Inch Carbine Gas M4 Barrel in Black for 5.56 NATO
One Horse LLC$85.99ONE OH-BR01 16" CARB GAS M4 CONTR BRL 5.56 NATO The One Horse LLC OH-BR01 is a 16-inch carbine length barrel designed specifically for AR-15/M4 style rifles chambered in 5.56 NATO. This barrel features a precision-machined construction ensuring... -
One Horse LLC OH-BR03 16-inch Mid-Length Socom Barrel for 5.56 NATO
One Horse LLC$100.99ONE OH-BR03 16" MID-LNGTH SOCOM BRL 5.56 NATO The One Horse LLC OH-BR03 is a precision-machined 16-inch mid-length barrel designed specifically for 5.56 NATO caliber firearms. Crafted with high-quality materials, this barrel provides reliable... -
One Horse LLC OH-BR04 16-inch Pistol Gas SOCOM Barrel for .300 Blackout
One Horse LLC$100.99ONE OH-BR04 16" PISTOL GAS SOCOM BRL 300 BO The One Horse LLC OH-BR04 is a precision-engineered 16-inch pistol gas SOCOM barrel designed specifically for .300 Blackout caliber firearms. Crafted with durability and performance in mind, this barrel is... -
One Horse LLC OH-BR07 7.5 inch 5.56 NATO Barrel
One Horse LLC$77.99ONE OH-BR07 7.5" 5.56 NATO BRL 1:7 The One Horse LLC OH-BR07 is a precision-machined 7.5-inch barrel designed for 5.56 NATO caliber rifles. Crafted with durability and accuracy in mind, this barrel features a 1:7 twist rate to ensure stable and... -
One Horse LLC OH-BR08 7.5-inch 300 Blackout Barrel with 1:7 Twist
One Horse LLC$77.99ONE OH-BR08 7.5" 300 BLACKOUT BRL 1:7 The One Horse LLC OH-BR08 is a high-quality firearm barrel designed specifically for .300 Blackout cartridges. With a length of 7.5 inches, this barrel offers a compact yet effective option for versatile shooting... -
One Horse LLC 15-inch M-LOK Handguard
One Horse LLC$61.99ONE OH-HG01 15" M-LOK HANDGUARD The One Horse LLC OH-HG01 is a 15-inch M-LOK handguard designed for AR-15 style rifles. Crafted to provide a versatile and lightweight solution, this handguard offers enhanced control and customization options for... -
One Horse LLC OH-HG02 10-inch M-LOK Handguard
One Horse LLC$57.99ONE OH-HG02 10" M-LOK HANDGUARD The One Horse LLC OH-HG02 is a 10-inch M-LOK handguard designed for enhanced firearm handling and customization. Crafted from durable materials, this handguard provides a secure and stable platform for mounting... -
One Horse LLC OH-HG03 7-Inch M-LOK Handguard
One Horse LLC$56.99ONE OH-HG03 7" M-LOK HANDGUARD The One Horse LLC OH-HG03 7-Inch M-LOK Handguard is a durable and lightweight accessory designed to enhance the functionality and customization of your rifle. Crafted from high-quality materials, this handguard provides... -
One Horse LLC OH-GT01 Pistol Gas Tube
One Horse LLC$15.99ONE OH-GT01 PISTOL GAS TUBE The One Horse LLC OH-GT01 Pistol Gas Tube is a high-quality replacement part designed for optimal firearm performance. Crafted with precision, this gas tube ensures reliable cycling and consistent operation for your... -
One Horse LLC OH-GT02 Carbine Gas Tube
One Horse LLC$16.99ONE OH-GT02 CARBINE GAS TUBE The One Horse LLC OH-GT02 Carbine Gas Tube is a critical component for AR-15 style rifles, designed to ensure proper cycling and reliable operation. Crafted with precision, this gas tube directs gases from the barrel to... -
One Horse LLC OH-GT03 Mid-Length Gas Tube
One Horse LLC$17.99ONE OH-GT03 MID-LENGTH GAS TUBE The One Horse LLC OH-GT03 Mid-Length Gas Tube is a high-quality firearm component designed for reliable performance in AR-15 style rifles. This gas tube serves as a critical part of the gas system, directing gases from... -
One Horse LLC OH-GT04 Rifle Gas Tube
One Horse LLC$18.99ONE OH-GT04 RIFLE GAS TUBE The One Horse LLC OH-GT04 rifle gas tube is a high-quality component designed for reliable operation in modern firearm builds. Crafted with precision and durability in mind, this gas tube ensures smooth gas flow from the... -
One Horse Low Profile Steel Gas Block for .750 Inch Diameter Barrels
One Horse LLC$15.99ONE OH-GB01 LOW PROFILE STEEL GAS BLOCK .750 DIA The One Horse LLC OH-GB01 is a precision-engineered low profile steel gas block designed to fit standard .750 inch diameter barrels. Crafted from durable steel, this gas block provides reliable... -
One Horse AR-15 Buffer Tube Kit / Carbine Buffer
One Horse LLC$33.99ONE OH-BT01 AR15 BUFFER TUBE KIT CARBINE BUFFER The One Horse LLC OH-BT01 AR-15 Buffer Tube Kit is a high-quality component designed for easy installation and reliable performance on AR-15 rifles. This kit includes a durable buffer tube and a carbine... -
One Horse LLC OH-OS01 AR-15 OH-SHYT Kit
One Horse LLC$14.99ONE OH-OS01 AR15 OH-SHYT KITS The One Horse LLC OH-OS01 AR-15 OH-SHYT Kit is a comprehensive upgrade package designed to enhance your AR-15 rifle. This kit includes all the necessary components to improve the functionality and performance of your... -
One Horse AR-15 Mil-Spec Standard 6-Position Buttstock
One Horse LLC$21.99The One Horse LLC OH-BS01 Mil-Spec Standard 6-Position Buttstock is a high-quality replacement part designed for AR-15 style rifles. Crafted to meet military specifications, this buttstock offers reliable durability and consistent performance for... -
Cobalt Kinetics CK-Pro Receiver Set for Rifle in Black Cerakote
COBALT KINETICS$1,150.99Cobalt Kinetics CK-PRO-SET-108-BLK CK-Pro Receiver Set Rifle Black Cerakote The Cobalt Kinetics CK-Pro Receiver Set is a high-quality component designed specifically for rifles, offering durability and precision. Crafted from lightweight aluminum, this... -
Cobalt Kinetics CK-Pro Receiver Set in Flat Dark Earth Cerakote
COBALT KINETICS$1,150.99Cobalt Kinetics CK-PRO-SET-108-FDE CK-Pro Receiver Set Rifle Flat Dark Earth Cerakote The Cobalt Kinetics CK-Pro Receiver Set in Flat Dark Earth Cerakote is a high-quality firearm component designed for precision rifles. Crafted from durable aluminum,... -
Cobalt Kinetics CK-Pro Receiver Set in Flat Dark Earth Cerakote
COBALT KINETICS$1,150.99Cobalt Kinetics CK-PRO-SET-118-FDE CK-Pro Receiver Set Rifle Flat Dark Earth Cerakote The Cobalt Kinetics CK-Pro Receiver Set in Flat Dark Earth Cerakote is a high-quality firearm component designed for rifle enthusiasts and professional shooters... -
Cobalt Kinetics CK-Pro Receiver Set for Rifle in Flat Dark Earth Cerakote
COBALT KINETICS$1,150.99Cobalt Kinetics CK-PRO-SET-13-FDE CK-Pro Receiver Set Rifle Flat Dark Earth Cerakote The Cobalt Kinetics CK-Pro Receiver Set is a high-quality upgrade designed for rifles, offering enhanced durability and a sleek appearance. Crafted from lightweight... -
Magne-Tech MGN-M-LOK-WPN MLOK Rail Mount
MAGNE-TECH$98.99The Magne-Tech MGN-M-LOK-WPN is a versatile M-LOK rail mount designed for easy attachment to your firearm's handguard or forend. Crafted to provide a secure and stable platform, this rail mount allows you to easily attach accessories such as lights,... -
Magne-Tech Pic Rail Mount for Tactical Firearms
MAGNE-TECH$107.99The Magne-Tech Pic Rail Mount is a versatile accessory designed to enhance your firearm's customization options. Crafted for quick and secure attachment to Picatinny rails, this mount allows for the easy addition of optics, lights, or other tactical... -
Magne-Tech Pic Accessory Mount 3 Inches
MAGNE-TECH$89.99MAGNE-TECH MGN-PIC-ACC-MNT PIC ACC MOUNT 3" The Magne-Tech Pic Accessory Mount is a versatile 3-inch mounting solution designed to securely attach accessories to your firearm or equipment. Crafted for durability and stability, this mount provides a... -
Armaspec ARM148-SS Spare Parts Kit
ARMASPEC$14.99ARMASPEC ARM148-SS SPARE PARTS KIT The Armaspec ARM148-SS Spare Parts Kit is a comprehensive collection of essential replacement components designed for your firearm. Crafted by Armaspec, this kit ensures that you have the necessary parts on hand for... -
Armaspec ARM251-ODG Superlight Green Build Kit for .223
ARMASPEC$71.99ARMASPEC ARM251-ODG SUPERLIGHT GN BUILD KIT 223 The Armaspec ARM251-ODG Superlight Green Build Kit is a comprehensive upgrade set designed for AR-15 rifles chambered in .223. This kit includes essential components to enhance the performance and...
