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
Filter By
Products List
-
PHASE5 AMBI SAFETY SELECTOR RED
Phase 5 Weapon Systems$49.99The PHASE5 AMBI SAFETY SELECTOR RED is a high-performance, ambidextrous safety upgrade for AR-15 rifles, offering smooth operation, eye-catching red anodizing, and enhanced shooter control. Built for fast manipulation and visual distinction, it's ideal... -
TIMNEY 49'ER SAFETY SELECTOR BLK
Timney Triggers$80.99The TIMNEY 49'ER SAFETY SELECTOR BLK is a premium ambidextrous safety designed for AR-15 platforms, delivering fast, reliable, and low-profile control in a compact black anodized finish. Built by Timney Triggers, this selector offers smooth transitions... -
SEEKINS SP SFTY SELECTOR KIT BLK
Seekins$59.00The SEEKINS SP SFTY SELECTOR KIT BLK is a high-quality ambidextrous safety selector designed for AR-15 and AR-10 rifles. With its sleek black anodized finish and modular configuration, this kit provides reliable function, customizable throw angles, and... -
SEEKINS SP SFTY SELECTOR KIT RED
Seekins$59.00The SEEKINS SP SFTY SELECTOR KIT RED is a precision-engineered ambidextrous safety selector for AR-15 platforms, featuring a vibrant red anodized finish for high visibility and fast control. Designed by Seekins Precision, this kit offers smooth... -
LUTH AR AMBI SAFETY SELECTOR AR15
Luth-AR$27.25The LUTH AR AMBI SAFETY SELECTOR AR15 is a reliable, ambidextrous upgrade for your AR-15 rifle. Designed for smooth, consistent operation from either side of the firearm, this safety selector is ideal for both left- and right-handed shooters who demand... -
WILSON NARROW EXT THUMB SAFETY BL
Wilson Combat$32.95The WILSON NARROW EXT THUMB SAFETY BL is a high-quality extended thumb safety designed for 1911-style pistols. Crafted for shooters who prefer a slimmer profile, this black-finished safety provides precise control without adding unnecessary bulk to the... -
CMMG AMBI SAFETY SELECTOR AR15
CMMG$29.95The CMMG AMBI SAFETY SELECTOR AR15 is a rugged and reliable ambidextrous safety selector designed specifically for AR-15 platforms. Built for left- and right-handed shooters, it allows for fast and intuitive safety manipulation from either side of the... -
ELFTMANN AMBI SPEED SAFETY BLACK
Elftmann$37.95The ELFTMANN AMBI SPEED SAFETY BLACK is a premium ambidextrous safety selector designed for AR-15 and AR-10 rifles. Built for speed, control, and precision, it offers smooth actuation and a sleek black finish ideal for both tactical use and competition... -
CMMG LOW PRO GAS BLOCK .625 ID
CMMG$39.95CMMG Low Pro Gas Block .625" ID The CMMG Low Profile Gas Block .625" ID is the perfect solution for lightweight or pencil-profile AR-15 barrels requiring a slim, reliable gas system. Designed to sit under free-float handguards, this low-profile gas block... -
CMMG LOW PRO GAS BLOCK .750 ID
CMMG$39.95CMMG Low Pro Gas Block .750" ID The CMMG Low Profile Gas Block .750" ID is a precision-machined upgrade designed to deliver reliable gas flow and a streamlined profile for your AR-15. Compatible with standard barrel profiles, this gas block is the... -
CMMG LOW PRO GAS BLOCK .936 ID
CMMG$39.95CMMG Low Pro Gas Block .936" ID The CMMG Low Profile Gas Block .936" ID is the perfect match for heavy-profile AR barrels requiring a wider gas journal. Designed for performance and built to last, this gas block delivers secure gas system... -
FailZero AR10 BCG NO HAMMER BLK
FailZero$274.99FailZero AR10 BCG No Hammer – Black The FailZero AR10 BCG (No Hammer) in Black is a high-performance bolt carrier group designed for serious shooters and precision builders. Coated with FailZero’s advanced EXO Nickel Boron for superior... -
WMD NIB-X BCG WITHOUT HAMMER 308
WMD Guns$233.10WMD NiB-X BCG Without Hammer – .308 The WMD NiB-X Bolt Carrier Group for .308/AR10 (No Hammer) is a premium-grade BCG engineered for peak performance and long-lasting reliability. Featuring WMD’s proprietary NiB-X... -
SPIKE'S M16 BOLT CARRIER GROUP BLK
Spike's Tactical$134.96Spike’s Tactical M16 Bolt Carrier Group – Black The Spike’s Tactical M16 Bolt Carrier Group (BCG) is a top-tier upgrade trusted by military professionals, law enforcement, and civilian shooters alike. Coated in a durable black phosphate... -
LBE 308 BOLT CARRIER GROUP
LBE Unlimited$234.99LBE .308 Bolt Carrier Group The LBE .308 Bolt Carrier Group is a reliable, budget-friendly upgrade for your AR10 or LR-308 rifle. Built to perform in demanding conditions, this full-mass BCG delivers smooth cycling and consistent performance... -
CMC ENHANCED BCG 6MM ARC NTRD BLK
CMC$179.10CMC Enhanced BCG 6mm ARC Nitrided Black The CMC Enhanced BCG 6mm ARC Nitrided Black is a high-performance bolt carrier group engineered specifically for the 6mm ARC (Advanced Rifle Cartridge) chamber. Built for precision, durability, and... -
AERO AR15 6.5GREN BCG W/9310 BLK
Aero Precision$159.99Aero AR15 6.5 Grendel BCG with 9310 Black The Aero AR15 6.5 Grendel BCG with 9310 Black is a precision-engineered bolt carrier group designed specifically for the 6.5 Grendel cartridge. With its durable 9310 steel construction and black phosphate finish,... -
BATTLEARMS BAD 556 AR15 BCG TITANIUM ARMORTI
Battle Arms Development$395.00BAD 556 AR15 BCG Titanium Armorti The BAD 556 AR15 BCG Titanium Armorti is a lightweight, high-performance bolt carrier group designed for elite shooters seeking the best in durability, smooth cycling, and advanced material technology... -
LANTAC E-BCG 556 SIDE CHARGE NIB
Lantac$289.99Lantac E-BCG 5.56 Side Charge NiB The Lantac E-BCG 5.56 Side Charge NiB is a premium, high-performance bolt carrier group designed for AR-15 platforms. Featuring a Nickel Boron (NiB) coating and an innovative side charging feature, this BCG delivers... -
AERO AR15 5.56 PRO SERIES BCG NTRD
Aero Precision$174.99Aero AR15 5.56 Pro Series BCG Nitrided The Aero AR15 5.56 Pro Series BCG Nitrided is a high-performance bolt carrier group designed to deliver exceptional reliability, durability, and smooth cycling in your AR-15 platform. Coated with a nitrided finish... -
FailZero M16 BOLT CARRIER GROUP
FailZero$169.99FailZero M16 Bolt Carrier Group The FailZero M16 Bolt Carrier Group (BCG) is a premium, high-performance component designed for AR-15 and M16 rifles. With its advanced EXO coating, this BCG offers exceptional durability, smooth cycling, and... -
FailZero AR15 BOLT CARRIER GROUP
FailZero$169.99FailZero AR15 Bolt Carrier Group The FailZero AR15 Bolt Carrier Group (BCG) is a top-tier, high-performance upgrade designed to maximize the reliability, smooth cycling, and longevity of your AR-15 rifle. Featuring EXO coating for superior... -
FailZero 6MM ARC BCG NO HAMMER NIB
FailZero$189.99FailZero 6mm ARC BCG No Hammer – NiB The FailZero 6mm ARC Bolt Carrier Group without Hammer is a premium-grade component designed to deliver exceptional reliability and performance for rifles chambered in 6mm ARC. Coated with FailZero’s... -
WMD NIB-X BCG WITH HAMMER 556
WMD Guns$156.60WMD NiB-X BCG with Hammer – 5.56 The WMD NiB-X Bolt Carrier Group with Hammer is a premium, full-featured BCG designed for AR-15 rifles chambered in 5.56 NATO and .223 Remington. Featuring WMD’s exclusive NiB-X (Nickel Boron) coating, this... -
WMD NIB-X BCG WITHOUT HAMMER 556
WMD Guns$147.60WMD NiB-X BCG Without Hammer – 5.56 The WMD NiB-X Bolt Carrier Group Without Hammer is a premium, drop-in upgrade for AR-15 rifles chambered in 5.56 NATO, .223 Remington, and .300 Blackout. Featuring WMD’s proprietary NiB-X... -
BLACK RAIN 223 BOLT CARRIER GRP LEFT
Black Rain Ordnance$244.00Black Rain .223 Bolt Carrier Group – Left-Handed The Black Rain Ordnance .223 Bolt Carrier Group – Left-Handed is a precision-engineered BCG built specifically for left-handed AR-15 rifles chambered in .223 Remington and 5.56 NATO. Known for... -
AERO AR15 5.56 BCG W/9310 BLK NTRD
Aero Precision$154.99Aero AR15 5.56 BCG w/9310 Bolt – Black Nitride The Aero Precision AR15 5.56 BCG with 9310 Bolt and a sleek black nitride finish is a rugged, reliable upgrade for any AR-15 rifle chambered in 5.56 NATO, .223 Remington, or .300 Blackout... -
CMMG BCG AR15 6.5GRN/6MM ARC
CMMG$199.95CMMG BCG AR15 – 6.5 Grendel / 6mm ARC The CMMG AR15 Bolt Carrier Group for 6.5 Grendel and 6mm ARC is a precision-engineered BCG designed for superior function, reliability, and performance in your AR-15 rifle. Built from high-grade materials and... -
KAK K-SPEC ENH AR CAR DV SC NP3/CHR
KAK Industries$134.99KAK K-SPEC Enhanced AR Carbine BCG – NP3/Chrome Dual Vent The KAK K-SPEC Enhanced AR Carbine Bolt Carrier Group is a premium, competition-grade BCG engineered for maximum reliability, durability, and smooth cycling. Finished in a sleek combination... -
SANTAN AR15 ENHNCD BCG 6MM ARC BLK
San Tan Tactical$200.00San Tan AR15 Enhanced BCG – 6mm ARC, Black The San Tan Tactical Enhanced AR15 Bolt Carrier Group is a premium, purpose-built component designed for 6mm ARC and 6.5 Grendel (Type II) AR-15 platforms. Engineered for shooters who demand reliability,... -
LANTAC 308 ENHANCED BCG BLK NITRIDE
Lantac$316.99Lantac 308 Enhanced BCG – Black Nitride The Lantac Enhanced 308 Bolt Carrier Group is a high-performance, precision-machined BCG built for AR-10 / LR-308 rifles chambered in .308 Winchester, 7.62x51 NATO, and other large-frame calibers. Coated in a... -
LANTAC 556 ENHANCED BCG BLK NITRIDE
Lantac$261.99Lantac 5.56 Enhanced BCG – Black Nitride The Lantac 5.56 Enhanced Bolt Carrier Group is a high-performance upgrade for AR-15 platforms chambered in 5.56 NATO, .223 Remington, and .300 Blackout. Featuring Lantac’s signature enhanced cam path... -
KAK AR15 BCG M16 556/300 CLP BLK
KAK Industries$116.99KAK AR15 BCG M16 – 5.56 / .300 Blackout, CLP, Black The KAK AR15 M16 BCG is an exceptional bolt carrier group designed for 5.56 NATO and .300 Blackout calibers, offering superior performance, durability, and reliability for your AR-15 build... -
KAK BCG M16 762X39 K-SPEC NP3 GRY
KAK Industries$251.99KAK BCG M16 – 7.62x39 K-Spec, NP3, Gray The KAK BCG M16 – 7.62x39 K-Spec is a high-performance bolt carrier group designed for 7.62x39 AR-15 builds. Featuring a K-Spec profile and NP3 (Nickel-Teflon) coating, this BCG offers enhanced... -
BOOTLEG 5.56 NITRIDE BCG COMPLETE
Bootleg$129.95BOOTLEG 5.56 NITRIDE BCG COMPLETE – MIL-SPEC PERFORMANCE, ENHANCED DURABILITY Upgrade your AR-15 with the BOOTLEG 5.56 NITRIDE BCG COMPLETE, a premium bolt carrier group designed for performance, reliability, and longevity. Manufactured from... -
ODIN ENHANCED 9MM BCG STAINLESS
Odin Works$160.55ODIN ENHANCED 9MM BCG STAINLESS – PRECISION ENGINEERING FOR 9MM AR BUILDS The ODIN ENHANCED 9MM BCG STAINLESS is built for shooters who demand premium materials, enhanced performance, and reliability in their blowback-operated 9mm AR... -
ODIN ENHANCED 9MM BCG BLACK
Odin Works$160.55ODIN ENHANCED 9MM BCG BLACK – SMOOTH, RELIABLE PERFORMANCE FOR YOUR PCC The ODIN ENHANCED 9MM BCG BLACK is engineered for precision and dependability in 9mm AR platforms. Designed to handle the unique demands of pistol-caliber... -
FailZero 9MM BCG NO HAMMER BLK NITRIDE
FailZero$179.99FAILZERO 9MM BCG NO HAMMER BLK NITRIDE – DEPENDABLE PERFORMANCE FOR YOUR PCC The FailZero 9MM BCG NO HAMMER BLK NITRIDE is engineered for maximum reliability in blowback-operated AR-style 9mm rifles and pistols. Coated in a durable black nitride... -
LANTAC 556 ENHANCED BCG TIN
Lantac$305.99LANTAC 556 ENHANCED BCG TiN – PREMIUM TITANIUM NITRIDE PERFORMANCE The LANTAC 556 ENHANCED BCG TiN sets a new standard in bolt carrier group performance. Coated in an ultra-smooth Titanium Nitride (TiN) finish, this BCG is built to enhance your... -
BATTLEARMS BAD M4/M16 STANDARD BCG
Battle Arms Development$135.00BAD M4/M16 STANDARD BCG – MIL-SPEC RELIABILITY FROM BATTLE ARMS DEVELOPMENT The BAD M4/M16 STANDARD BCG from Battle Arms Development is a rugged, MIL-SPEC bolt carrier group built to meet the needs of professional shooters, builders, and...
