Browse bolt carrier groups designed for rifle builds, replacement, upgrades, and dependable cycling performance across compatible platforms. Whether you need a complete BCG for a new build or a replacement for routine maintenance, this category includes options built for proper fit, reliable function, and consistent everyday performance.
Products List
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TacFire BCG-308 Bolt Carrier Group for AR10 / DPMS 308 Win Steel w/ Nitride Finish
TacFire$152.99TacFire BCG308 Bolt Carrier Group 308 Win Black Steel Fits AR10 Compatible w/ DPMS TacFire BCG-308 Bolt Carrier Group for AR10 and DPMS The TacFire BCG-308 is a steel bolt carrier group designed for 308 Winchester AR10 platform rifles, including... -
White Label Armory M16 Bolt Carrier Group for 5.56 NATO AR Rifles
White Label Armory$147.99White Label Armory WLA-BCG-3001 M16 Bolt Carrier Group 5.56 NATO Billet Extractor Black The White Label Armory M16 Bolt Carrier Group is designed for reliable performance in 5.56 NATO AR platform rifles. Built with precision machined billet components,... -
LANTAC USA M-Spec BCG 223/556 Black
LANTAC USA$170.99LANTAC 01-MSPEC-556-NIT-BCG M-SPEC BCG 223/556 BLK LANTAC USA M-Spec BCG 223/556 Black is a high-quality bolt carrier group designed for AR-15 and similar rifle platforms. Manufactured by LANTAC USA, this BCG features a nitride finish for enhanced... -
LANTAC USA M-SPEC BCG 223/556 Nickel Boron
LANTAC USA$179.99LANTAC 01-MSPEC-556-NIB-BCG M-SPEC BCG 223/556 NIB The LANTAC USA 01-MSPEC-556-NIB-BCG is a bolt carrier group designed specifically for 223 and 556 caliber rifles. It provides reliable cycling and enhanced durability for your AR-15 platform. Made from... -
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,... -
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... -
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... -
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,... -
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... -
ROSCO 556NATO/300BLK BCG PHOS BLK
Rosco mfg.$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 ... -
LBE AR BOLT CARRIER GROUP
LBE Unlimited$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... -
FailZero BASIC SEMI KIT BOLT & HAMMER
FailZero$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 AR15 BCG NO HAMMER MATTE
FailZero$179.99FAILZERO AR15 BCG NO HAMMER MATTE – CLEAN, DEPENDABLE, MIL-SPEC TO THE CORE The FailZero AR15 BCG NO HAMMER MATTE is a durable, no-nonsense bolt carrier group built for AR-15 rifles and carbines. Featuring a matte black finish and FailZero’s... -
FailZero AR15 BCG NO HAMMER BLK
FailZero$179.99FAILZERO AR15 BCG NO HAMMER BLK – SMOOTH, CLEAN, AND BUILT TO PERFORM The FailZero AR15 BCG NO HAMMER BLK is a high-performance bolt carrier group built for semi-automatic AR-15 platforms. Coated with FailZero’s advanced black EXO Nickel... -
PHASE5 BOLT CARRIER GROUP AR15 BLK
Phase 5 Weapon Systems$150.00PHASE5 BOLT CARRIER GROUP AR15 BLK – RELIABLE PERFORMANCE AND DURABILITY The PHASE5 BOLT CARRIER GROUP AR15 BLK is a premium, MIL-SPEC compatible bolt carrier group designed for 5.56 NATO and .223 Remington AR-15 rifles. Built for exceptional... -
MIDWEST 5.56/233 AR15 BLACK NITRIDE BCG
Midwest Industries$157.95MIDWEST 5.56/.223 AR15 BLACK NITRIDE BCG – ENHANCED PERFORMANCE FOR YOUR AR-15 The MIDWEST 5.56/.223 AR15 BLACK NITRIDE BCG is a high-quality, durable bolt carrier group designed for AR-15 rifles chambered in 5.56 NATO or .223 Remington. Featuring... -
MIDWEST 5.56/223 AR15 ENHANCED BCG
Midwest Industries$167.95MIDWEST 5.56/.223 AR15 ENHANCED BCG – TOP-TIER PERFORMANCE FOR YOUR AR-15 The MIDWEST 5.56/.223 AR15 ENHANCED BCG is a precision-engineered bolt carrier group designed to maximize the performance of your AR-15 rifle. Built for 5.56 NATO and .223... -
9MM Blowback AR-15 Enhanced BCG
Battle Arms Development$179.00Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging... -
BATTLEARMS AR15/M16 Full Auto Enhanced BCG
Battle Arms Development$189.95BATTLEARMS AR15/M16 Full Auto Enhanced BCG (Bolt Carrier Group) | BAD-EBCG-M16 Item: BAD-EBCG-M16 Model: BAD-EBCG-M16 UPC: 810033781162 Brand: Battle Arms Development, Inc. The BATTLEARMS® AR15/M16 Full Auto Enhanced BCG is a duty-ready, full-auto...
