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Build More, Save More | Get up to $220 Off! | Shop Now

AR-15 Bolt Carrier Groups

High-quality AR15 Bolt Carrier Group (BCG) at Affordable Prices

The bolt carrier group controls all functions of the AR15 – chambering, firing, and extracting spent rounds. Choose wisely with AT3 Tactical.
The majority of weapon failures stem from issues with the bolt carrier group, and a good bolt carrier group can keep the READ MORE

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(1)

Bear Creek Arsenal .224 Valkyrie AR-15 Bolt Carrier Group – Nitride

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Obsidian Arms Enhanced AR-15 Bolt Carrier Pin Kit

Obsidian Arms Enhanced AR-15 Bolt Carrier Pin Kit

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Faxon Firearms 6.5 Grendel/6mm ARC AR-15 Bolt – 9310 Steel – Black Nitride

Black Warhammer with BCG

(54)

AT3™ Black Nitride 5.56 Bolt Carrier Group with Breek Arms Warhammer AR-15 Charging Handle

RECOMMENDED

AT3™ AR-15 Bolt Carrier Group - 5.56 NATO/.300 Blackout - Black Nitride

(195)

AT3™ AR-15 Bolt Carrier Group Black Nitride – .223/5.56 NATO .300 Blackout .350 Legend

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STNGR Premium Phosphate Chrome Lined AR-15 BCG with Carpenter 158 Bolt

STNGR 5.56/.300 BLK Phosphate – Chrome Lined M16 Bolt Carrier Group – C158 Bolt

RECOMMENDED

(17)

AT3™ AR-15 Bolt Carrier Group Nickel Boron – .223/5.56 NATO .300 Blackout .350 Legend

NEW

San Tan Tactical Enhanced AR-10 Bolt Carrier Group – .308 Win – Black Nitride

NEW

LANTAC M-SPEC AR-10 Bolt Carrier Group – .308 Win / 7.62 NATO – Nitride – Black

NEW

Faxon Firearms AR-10 Bolt Carrier Group – .308 Win – Salt Bath Nitride – Black

NEW

AT3 AR-15 Gas Management BCG & CH Kit - Radian Raptor SD / K-SPEC 5.56 Downward Vent BCG

AT3 AR-15 Gas Management BCG & CH Kit – Radian Raptor SD / K-SPEC 5.56 Downward Vent BCG

(11)

Bear Creek Arsenal 5.56/.223 / .300 Blackout / .350 Legend AR-15 Bolt Carrier Group – Nitride

NEW

AT3 AR-15 Gas Management BCG & CH Kit - Breek Sledgehammer / K-SPEC 5.56 Downward Vent BCG

AT3 AR-15 Gas Management BCG & CH Kit – Breek Sledgehammer / K-SPEC 5.56 Downward Vent BCG

NEW

AT3 AR-15 Gas Management BCG & CH Kit - SilencerCo GDCH / K-SPEC 5.56 Downward Vent BCG

AT3 AR-15 Gas Management BCG & CH Kit – SilencerCo GDCH / K-SPEC 5.56 Downward Vent BCG

NEW

AT3 AR-15 Gas Management Kit - Radian Raptor SD / K-SPEC 5.56 Downward Vent BCG / Wojtek Arkto Click Adjustable Gas Block

AT3 AR-15 Gas Management Kit – Radian Raptor SD / K-SPEC 5.56 Downward Vent BCG / Wojtek Arkto Click Adjustable Gas Block

RECOMMENDED

KAK Industry K-SPEC AR-15 Bolt Carrier Group with Side Vents for 5.56 - Chrome Lined Phosphate

(9)

KAK Industry K-SPEC Downward Venting 5.56 BCG with Dual Ejector Bolt

NEW

AT3 AR-15 Gas Management BCG & CH Kit - Strike Industries T-Bone / K-SPEC 5.56 Downward Vent BCG

AT3 AR-15 Gas Management BCG & CH Kit – Strike Industries T-Bone / K-SPEC 5.56 Downward Vent BCG

Spare 5.56 Bolt in Black Nitride

(9)

AT3™ AR-15 Replacement Bolt – 5.56 NATO/.300 Blackout – Black Nitride

(3)

AT3™ Black Nitride 9mm Bolt Carrier Group with Breek Arms Warhammer AR-15 Charging Handle

6.5 Grendel and 6mm ARC Bolt Carrier

(13)

AT3™ AR-15 Nickel Boron Bolt Carrier Group – 6.5 Grendel/6mm ARC

NEW

AT3 AR-15 Gas Management Kit - Breek Sledgehammer / K-SPEC 5.56 Downward Vent BCG / Wojtek Arkto Click Adjustable Gas Block

AT3 AR-15 Gas Management Kit – Breek Sledgehammer / K-SPEC 5.56 Downward Vent BCG / Wojtek Arkto Click Adjustable Gas Block

(3)

AT3 Tactical™ 9mm Bolt Carrier Group – Nitride

Black Upper with BCG

(11)

AT3™ Slick Side AR-15 Upper with Black Nitride 5.56 Bolt Carrier Group

Slick Side Upper with Ambi Charging Handle and Bolt Carrier Group

(2)

AT3™ Slick Side Upper with Bolt Carrier Group and Breek Arms Warhammer Charging Handle

High-quality AR15 Bolt Carrier Group (BCG) at Affordable Prices

The bolt carrier group controls all functions of the AR15 – chambering, firing, and extracting spent rounds. Choose wisely with AT3 Tactical.
The majority of weapon failures stem from issues with the bolt carrier group, and a good bolt carrier group can keep the failures to a minimum.