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3771-KAK-K-Spec-BCGs-CP-Hero-1920x385
3771-KAK-K-Spec-BCGs-CP-Hero-768x450

TIRED OF GETTING A FACEFUL OF BLOWBACK?

KAK K-Spec Down Vent BCG Vents Gasses Away From
The Shooter Perfect For Overgassed & Suppressed Guns

Get Yours
JP-Silent-Capture-Spring-CP-Hero-1920x385
JP-Silent-Capture-Spring-CP-Hero-768x450

Looking For The Most Impactful AR Upgrade?

JP SILENT CAPTURED SPRING

Upgrade Your AR

Rifle Bolts & Bolt Carrier Groups

180 Items

Rifle Bolts & Bolt Carrier Groups Up To 40% Off - 99 Products In Stock / 19 Models

Browse 99 Rifle Bolts & Bolt Carrier Groups from our Rifle Parts dept including Bolt Carrier Groups, Rifle Bolts, & Bolt Carrier Parts Up To 40% Off from TOP Brands including BROWNELLS, CMMG, J P ENTERPRISES, & FAXON FIREARMS.

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LAW TACTICAL LLC - AR-15 ARIC INTERNAL CARRIERS W/LAW FOLDER LAW TACTICAL LLC - AR-15 ARIC INTERNAL CARRIERS W/LAW FOLDER
5 Stars
(5.0)

$599.99

In stock
J P ENTERPRISES - AR .308 LOW MASS OPERATING SYSTEM COMPLETE CARRIER GROUP J P ENTERPRISES - AR .308 LOW MASS OPERATING SYSTEM COMPLETE CARRIER GROUP
5 Stars
(5.0)

$479.75

In stock
J P ENTERPRISES - AR.308 FULL MASS OPERATING SYSTEM COMPLETE CARRIER GROUP J P ENTERPRISES - AR.308 FULL MASS OPERATING SYSTEM COMPLETE CARRIER GROUP
5 Stars
(5.0)

$479.75

In stock
J P ENTERPRISES - 308 AR LOW MASS BOLT CARRIER GROUP J P ENTERPRISES - 308 AR LOW MASS BOLT CARRIER GROUP
5 Stars
(5.0)

$460.75

In stock
RUBBER CITY ARMORY - M16 BOLT CARRIER GROUP TITANIUM RUBBER CITY ARMORY - M16 BOLT CARRIER GROUP TITANIUM
5 Stars
(5.0)

$389.99

In stock
J P ENTERPRISES - 308 AR LOW MASS BOLT CARRIERS J P ENTERPRISES - 308 AR LOW MASS BOLT CARRIERS
5 Stars
(5.0)

$280.25

In stock
J P ENTERPRISES - AR-15/M16 9MM BOLT CARRIER GROUP J P ENTERPRISES - AR-15/M16 9MM BOLT CARRIER GROUP
5 Stars
(5.0)

$259.30

In stock
J P ENTERPRISES - 9MM CARBINE BOLT CARRIER GROUP SHORT STROKE COMPATIBLE J P ENTERPRISES - 9MM CARBINE BOLT CARRIER GROUP SHORT STROKE COMPATIBLE
5 Stars
(5.0)

$259.30

In stock
AERO PRECISION - 308 WINCHESTER /7.62mm BOLT CARRIER GROUP FOR AR .308 AERO PRECISION - 308 WINCHESTER /7.62mm BOLT CARRIER GROUP FOR AR .308
5 Stars
(5.0)

$219.99 - $244.99

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ANGSTADT ARMS, LLC - AR-15 9MM BOLT CARRIER GROUP ANGSTADT ARMS, LLC - AR-15 9MM BOLT CARRIER GROUP
5 Stars
(5.0)

$221.99

In stock
BROWNELLS BUNDLES - M16 BCG & MAGPUL AR-15 PMAG GEN M2 MOE MAGAZINE BUILDER'S BUNDLE BROWNELLS BUNDLES - M16 BCG & MAGPUL AR-15 PMAG GEN M2 MOE MAGAZINE BUILDER'S BUNDLE
5 Stars
(5.0)

$199.99

In stock
KIDD INNOVATIVE DESIGN - COMPLETE BOLT FOR RUGER 10/22 KIDD INNOVATIVE DESIGN - COMPLETE BOLT FOR RUGER 10/22
5 Stars
(5.0)

$169.00 - $189.99

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STERN DEFENSE, LLC - M16 9MM BOLT FOR GLOCK® AND COLT STERN DEFENSE, LLC - M16 9MM BOLT FOR GLOCK® AND COLT
5 Stars
(5.0)

$129.99 - $169.99

In stock
BROWNELLS - M16 MIL-SPEC MP BOLT CARRIER GROUP BROWNELLS - M16 MIL-SPEC MP BOLT CARRIER GROUP
5 Stars
(5.0)

$159.99

In stock
STERN DEFENSE, LLC - AR-15 SD-BU45 BOLT CARRIER .45ACP BLACK STERN DEFENSE, LLC - AR-15 SD-BU45 BOLT CARRIER .45ACP BLACK
5 Stars
(5.0)

$150.65

In stock
STERN DEFENSE, LLC - AR-15 GEN 2 BOLT CARRIER FOR GLOCK® & COLT .40S&W STERN DEFENSE, LLC - AR-15 GEN 2 BOLT CARRIER FOR GLOCK® & COLT .40S&W
5 Stars
(5.0)

$142.65

In stock
BROWNELLS - BRN-180™ COMPLETE BOLT BROWNELLS - BRN-180™ COMPLETE BOLT
5 Stars
(5.0)

$139.99

In stock
STERN DEFENSE, LLC - AR-15 9MM BOLT FOR GLOCK® AND COLT STERN DEFENSE, LLC - AR-15 9MM BOLT FOR GLOCK® AND COLT
5 Stars
(5.0)

$129.99

In stock
FAXON FIREARMS - FAXON 10/22 BOLT ASSEMBLY FAXON FIREARMS - FAXON 10/22 BOLT ASSEMBLY
5 Stars
(5.0)

$124.20

In stock
SONS OF LIBERTY GUN WORKS - AR-15 BOLT ASSEMBLY 5.56MM SONS OF LIBERTY GUN WORKS - AR-15 BOLT ASSEMBLY 5.56MM
5 Stars
(5.0)

$104.49

In stock
BROWNING - CARRIER GUIDE PIN BROWNING - CARRIER GUIDE PIN
5 Stars
(5.0)

$8.99

In stock
DANIEL DEFENSE - M16 5.56 BOLT CARRIER GROUP DANIEL DEFENSE - M16 5.56 BOLT CARRIER GROUP
5 Stars
(4.9)

$228.00

In stock
BROWNELLS - BRN-22® BOLT ASSEMBLY BROWNELLS - BRN-22® BOLT ASSEMBLY
5 Stars
(4.9)

$109.99 - $148.99

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CMMG - AR-15 ECHO CONVERSION KIT 22LR CMMG - AR-15 ECHO CONVERSION KIT 22LR
5 Stars
(4.8)

$182.99

In stock
WMD GUNS - M16 5.56 NICKEL BORON BOLT CARRIER GROUPS WMD GUNS - M16 5.56 NICKEL BORON BOLT CARRIER GROUPS
5 Stars
(4.8)

$174.99 - $180.99

In stock
FAXON FIREARMS - AR-15 9MM BOLT CARRIER GROUP FOR GLOCK® AND COLT FAXON FIREARMS - AR-15 9MM BOLT CARRIER GROUP FOR GLOCK® AND COLT
5 Stars
(4.8)

$151.80

In stock
BROWNELLS - M16 5.56 BOLT ASSEMBLY NITRIDE MP BROWNELLS - M16 5.56 BOLT ASSEMBLY NITRIDE MP
5 Stars
(4.8)

$49.99

In stock
BROWNELLS - AR-15 BROWNELLS 9MM BOLT CARRIER GROUP BROWNELLS - AR-15 BROWNELLS 9MM BOLT CARRIER GROUP
5 Stars
(4.7)

$169.99

In stock
BROWNELLS - M16 7.62X39 BOLT CARRIER GROUP NITRIDE MP BROWNELLS - M16 7.62X39 BOLT CARRIER GROUP NITRIDE MP
5 Stars
(4.7)

$116.99

In stock
RUBBER CITY ARMORY - AR-15/M16 ADJUSTABLE GAS KEY RUBBER CITY ARMORY - AR-15/M16 ADJUSTABLE GAS KEY
5 Stars
(4.7)

$56.99

In stock
BROWNELLS - AR-15 BOLT CARRIER GAS KEY BROWNELLS - AR-15 BOLT CARRIER GAS KEY
5 Stars
(4.7)

$28.99

In stock
BROWNELLS - M16 5.56 BOLT CARRIER GROUP NITRIDE MP BROWNELLS - M16 5.56 BOLT CARRIER GROUP NITRIDE MP
5 Stars
(4.6)

$114.99

In stock
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