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.
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FailZero AR10 BCG NO HAMMER BLK
$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
$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
$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
$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
$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
$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,... -
LANTAC E-BCG 556 SIDE CHARGE NIB
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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... -
ROSCO 556NATO/300BLK BCG PHOS BLK
$145.00ROSCO 556NATO/300BLK BCG PHOS BLK – BUILT FOR HARD USE, READY FOR DUTY The ROSCO 556NATO/300BLK BCG PHOS BLK is a duty-ready bolt carrier group designed for reliability, durability, and consistent performance. Whether you're running 5.56 NATO or ... -
KAK AR15 BCG M16 556 K-SPEC NP3 DE
$247.49KAK AR15 BCG M16 556 K-SPEC NP3 DE – NEXT-LEVEL PERFORMANCE WITH NP3 AND DURABLE EARTH FINISH The KAK AR15 BCG M16 556 K-SPEC NP3 DE is a precision-engineered bolt carrier group designed for shooters who demand advanced coatings, battle-ready... -
ANGSTADT AR15 BCG 556NATO BLK
$122.00ANGSTADT AR15 BCG 556NATO BLK – PRECISION-BUILT FOR DUTY-READY RELIABILITY The ANGSTADT AR15 BCG 556NATO BLK is a high-performance bolt carrier group engineered for serious shooters and demanding environments. Designed for AR-15 platforms chambered... -
ROSCO 556NATO/300BLK BCG MELONITE BK
$140.00ROSCO 556NATO/300BLK BCG MELONITE BK – TOUGH, RELIABLE, BUILT TO RUN CLEAN The ROSCO 556NATO/300BLK BCG MELONITE BK is a premium bolt carrier group built for dependability and low-maintenance performance. Coated in a sleek black Melonite finish,... -
LBE AR BOLT CARRIER GROUP
$169.99LBE AR BOLT CARRIER GROUP – DEPENDABLE, MIL-SPEC PERFORMANCE YOU CAN TRUST The LBE AR BOLT CARRIER GROUP is a reliable, MIL-SPEC component built to meet the demands of AR-15 rifle owners who prioritize quality and consistency. Whether you’re... -
FAXON 308/6.5 CM/8.6 BLK BCG
$219.00FAXON 308/6.5 CM/8.6 BLK BCG – MULTI-CALIBER PRECISION FOR LARGE-FRAME AR PLATFORMS The FAXON 308/6.5 CM/8.6 BLK BCG is built for shooters who demand rugged performance, multi-caliber versatility, and top-tier engineering in their large-frame AR... -
LANTAC M-SPEC BCG 762 NITRIDE BLK
$220.99LANTAC M-SPEC BCG 762 NITRIDE BLK – MIL-SPEC STRENGTH MEETS PREMIUM FINISH The LANTAC M-SPEC BCG 762 NITRIDE BLK is designed to deliver professional-grade performance in AR-10/LR-308 platforms. Featuring MIL-SPEC materials and a black nitride... -
SANTAN AR10 ENHNCD BCG 308 NTRD BLK
$300.00SANTAN AR10 ENHNCD BCG 308 NTRD BLK – PRECISION ENGINEERING FOR AR-10 RELIABILITY The SANTAN AR10 ENHNCD BCG 308 NTRD BLK is a premium bolt carrier group designed for serious AR-10 builders and shooters. With enhanced geometry, precision machining,... -
RADIAN ENHANCED BCG FOR AR15 BLK NIT
$209.95RADIAN ENHANCED BCG FOR AR15 BLK NIT – SMOOTH. STRONG. SMARTLY ENGINEERED. The RADIAN ENHANCED BCG FOR AR15 BLK NIT is the pinnacle of bolt carrier group innovation—engineered for flawless operation, ultra-smooth cycling, and superior... -
AERO AR10 308 BCG W/LOGO
$234.99AERO AR10 308 BCG W/LOGO – PROVEN POWER FOR YOUR LARGE-FRAME BUILD The AERO AR10 308 BCG W/LOGO is a premium bolt carrier group designed specifically for .308 AR platforms. Precision-machined to Aero Precision's exacting standards, this BCG is... -
FailZero BASIC SEMI KIT BOLT & HAMMER
$189.99FAILZERO BASIC SEMI KIT BOLT & HAMMER – READY-TO-RUN UPGRADE FOR YOUR AR-15 The FailZero BASIC SEMI KIT BOLT & HAMMER provides a reliable, high-performance bolt and hammer combo designed for AR-15 rifles in semi-automatic configuration... -
FailZero AR10 BCG NO HAMMER NIB
$259.99FAILZERO AR10 BCG NO HAMMER NIB – NICKEL BORON RELIABILITY FOR YOUR LARGE-FRAME RIFLE The FailZero AR10 BCG NO HAMMER NIB is a premium bolt carrier group designed for DPMS-pattern AR-10 rifles. Featuring FailZero’s patented EXO Nickel Boron...
