BCGs

WMD NIB-X CAM PIN 5.56

WMD Guns bolt carrier groups (BCGs) are made with high-performance coatings, leading manufacturing practices and best-in-class materials. With a nickel boron BCG from WMD Guns, you equip your AR for...

KAK CARRIER COMPLETION KIT

KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices.Features :Chrome...

LBE AR15 BOLT CARRIER GAS KEY BLK

High quality components and precise manufacturing make LBE parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years...

CARRY BEVEL BUSHING, GOVT

ANGLED BORED BUSHING WITH CARRY BEVEL

BCU BRN AURIC

BCU BRN AURIC

White Label Armory WLA-BCG-3012-01 Bolt Carrier Group Rehab Kit

Faxon Firearms FF556BCNITRIDE 5.56 NATO Black Nitride 9310 Steel AR-15

TacFire AR-15 5.56 NATO Bolt Carrier Group/MPI Tested Nitride (Made in the USA)

An AR-15 bolt carrier group is a piece of a firearm that houses many important parts such as the firing pin gas key cam pin extractor and bolt. With all these pieces working together the BCG can grab...

FZ EXO BOLT ASSEMBLY

This fully assembled and NiB coated (5.56/.223) bolt assembly is compatible with most mil spec AR15, M16, M4 Carriers. EXO Nickel Boron provides permanent dry lubricity; increased wear and corrosion...

BOOTLEG PHOS BOLT COMPLETION KIT 308

Upgrade your carrier with confidence today. Additionally, by completing your Bootleg, Inc. AR 10 Carrier with the Bootleg, Inc. .308 AR Carrier Completion Kit, is an investment in a product that is...

FailZero 5.56 Black Nitride Bolt Carrier Group

The Fail Zero complete bolt carrier is the BCG that you want to put in your rifle. The Fail Zero BCG's are assembled and ready to drop into your mil-spec upper receiver. This particular version is...

KAK K-SPEC ENH CARRIER DV SC C&P

The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR-15 style firearm no matter if you are running suppressed or unsuppressed, and regardless of conditions...

Tacfire Glock & Colt Mag 9mm Luger Bolt Carrier Group Gen 3

Tacfire Glock & Colt Mag 9mm Luger Bolt Carrier Group - Gen 3

Faxon Firearms FF308BCNITRIDE 308/6.5 Creedmoor Black Nitride Steel Full Auto

Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease resistance, and have superior corrosion resistance compared to typical chrome...

.223/5.56MM/.300AAC BLACKOUTGLFA BOLT CARRIER GROUP AR15

GLFA BOLT CARRIER GROUP AR15.223/5.56MM/.300AAC BLACKOUTFEATURES:-AR-15 5.56 NATO BCG-Steel-Black Salt Bath Nitride Finish-Fits AR-15 rifles

LBE AR BOLT CARRIER GROUP

AR15 Complete Bolt Carrier Group. Assembled and ready to go. Perfect for your next custom build or as a backup BCG.Features :Chrome Lined Carrier InteriorChrome Lined Gas KeyStaked Gas Key Screws

CMMG BOLT CARRIER GROUP M16 5.56

Complete Mil Spec M16 bolt carrier group. - Bolt: 9310 Steel Phosphate Finish - Carrier: 8620 Steel Chrome Lined Phosphate Finish - Extractor: 4140 Steel Phosphate Finish

LBE Unlimited M16BLT Complete BCG M-16 Style 5.56x45mm NATO Black Phosphate 8620 Steel M16

The M-16 Complete Bolt Carrier Group comes assembled and ready to go. It is constructed of phosphate coated 8620 steel with chrome-lined interior and gas key.

Black Rain Ordnance Spec15 Bolt & Carrier Group Black Nitride

CALIBER: 5.56FINISH: BLACK NITRIDE

TacFire AR10 .308 Bolt Carrier Group DPMS Profile (U.S.A. Made)

Features: 8620 Steel Carrier 9310 Steel Bolt QPQ Nitride Treated Magnetic Particle Inspected Shot Peened Serrated for use with Forward Assist Nitride Treated Gas Key and Extractor Staked Gas Key

Odin Works ACC223BCG Bolt Carrier Group Black Nitride AR-15

5.56MM SEMI-AUTO AR-15FAIL ZERO BOLT CARRIER GROUP

FAIL ZERO BOLT CARRIER GROUP5.56MM SEMI-AUTO AR-15FEATURES

ANGSTADT AA56BCGNIT AR15 556 BCG

The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCGs Angstadt makes for law enforcement and military groups around the world...

FailZero 5.56 Full Auto Bolt Carrier Group

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16 M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides...

KAK AR15 BCG M16 224/6.8 CLP BLK

KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices.Features :224...

M16 BOLT CARRIER GROUP 7.62X39MM CHROME & PHOSPHATE BLACK

M16 7.62X39MM BOLT CARRIER GROUP

CMMG 22BA60F Bravo Conversion Kit 22 LR, Stainless Steel, Fits AR-15 (223/5.56 Only)

Swapping your bolt carrier group with a CMMG Conversion Bolt Group takes only seconds to install and is piston compatible. This .22 Conversion Kit operates on direct blowback, and do not utilize the...

SPIKE'S M16 BOLT CARRIER GROUP BLK

Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the same BCG Spike's Tactical uses in their factory built rifles.Features :Phosphate Coating...

WMD NIB-X BCG 450 BUSHMASTER

WMD Guns bolt carrier groups (BCGs) are made with high-performance coatings, leading manufacturing practices and best-in-class materials. With a nickel boron BCG from WMD Guns, you equip your AR for...

BAD M4/M16 STANDARD BCG

The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability...

FOSTECH COMPL BCG BLK NITRIDE COAT

FOSTECH COMPL BCG BLK NITRIDE COAT

FailZero 5.56 Full Auto BCG Black

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16 M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides...

FZ AR15 BCG NO HAMMER MATTE

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent...

FZ M16/M4 BCG NO HAMMER MATTE

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides...

FZ 9MM BCG NO HAMMER BLK NITRIDE

This 9mm Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated...

FZ AR15 BCG NO HAMMER BLK

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent...