AR-15 Bolt Carrier Groups
AR-15 Bolt Carrier Groups | AR 15 BCG's
AR-15 bolt carrier groups (BCG) are crucial components of the AR-15 rifle, responsible for the cycling of the action and firing of the rifle. Our selection of BCG's includes a variety of styles, including full-auto and semi-auto, made with durable, high-quality materials such as steel and titanium. Many of our BCG's come with additional features such as enhanced gas key, NP3 coating, and chrome lining, which increases the BCG's durability, reliability, and resistance to corrosion. Whether you're a recreational or professional shooter, our BCG's offer improved performance and longevity. Browse our selection of top-quality BCG's from leading manufacturers and find the perfect fit for your rifle. Upgrade your AR-15 today with one of our high-performing BCG's and ensure smooth and reliable operation of your rifle.
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.223/5.56 Bolt Carrier Group - Black Nitride
Black Rifle Depot
MSRP: $139.95$79.95.223/5.56 Bolt Carrier Group - Black Nitride The .223/5.56 Black Nitride Bolt Carrier Group was designed with strength in mind. Starting with a 9310 Steel Bolt, which is aircraft-grade material, this bolt has a high core strength rating, a high fatigue...MSRP: $139.95$79.95 -
Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group - Black Nitride
Toolcraft Inc.
MSRP: $149.95$99.95Toolcraft Black Nitride .223/5.56/300BLK M16 Profile Bolt Carrier Group Toolcraft is known for their unsurpassed quality and durability in their BCG's. Mil-Spec is just the beginning, they have spent attention to detail in every aspect of the...MSRP: $149.95$99.95 -
Out of stock
AERO Precision Black Nitride Bolt Carrier Group
Aero Precision
MSRP: $170.00$148.95AERO Precision Black Nitride Bolt Carrier Group | BCG A high quality BCG that is properly staked and no obtuse machine markes. This will make a great addition to your build. Features M16-cut carrier Machined from 8620 steel Carrier has forward...MSRP: $170.00$148.95 -
Out of stock
AERO Precision AR 15 5.56 PRO Bolt Carrier Group - Black Nitride
Aero Precision
MSRP: $195.00$163.95AERO Precision AR 15 5.56 PRO Bolt Carrier Group - Black Nitride The AERO Precision AR 15 5.56 PRO Bolt Carrier Group in Black Nitride is a high-performance component designed to excel in the most demanding conditions. Built with meticulous attention to...MSRP: $195.00$163.95 -
Out of stock
HM Defense AR-15 Bolt Carrier Group - Black Nitride
HM Defense
MSRP: $175.00$154.95HM Defense AR-15 Bolt Carrier Group - Black Nitride The HMB Bolt corrects a natural weak point in existing Mil-Spec M16, AR-10 & AR-15 bolts where the cam pin hole passes through the bolt. Under extensive use, including the stress of combat, a...MSRP: $175.00$154.95 -
Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
Black Rifle Depot
MSRP: $129.99$108.95Lightweight .223/5.56 Bolt Carrier Group - Black Nitride Precision Engineering for Reduced Recoil and Improved Accuracy Elevate your AR-15’s performance with the Lightweight .223/5.56 Bolt Carrier Group. Precision-machined to MIL-SPEC standards,...MSRP: $129.99$108.95 -
Out of stock
.223/5.56/300BLK M16 Profile Left-Handed Bolt Carrier Group Black Nitride
Black Rifle Depot
MSRP: $144.95$129.95.223/5.56/300BLK M16 Profile Left-Handed Bolt Carrier Group Black Nitride Enhance your AR-15’s functionality with Black Rifle Depot’s Left-Handed BCG for .223/5.56/.300BLK. Precision-engineered for left-handed operators, this bolt...MSRP: $144.95$129.95 -
BRD .223/5.56 Bolt Carrier Group - TiN
Black Rifle Depot
MSRP: $129.95$119.95BRD .223/5.56 Bolt Carrier Group - TiN The M16 Bolt Carrier Group is the perfect BCG for your next build and is compatible with any AR15 build. The titanium nitride coating provides a very slick surface that makes for easier cleaning and increases...MSRP: $129.95$119.95 -
Out of stock
Lantac Mil-Spec 5.56 Bolt Carrier Group - Black Nitride
Lantac USA
MSRP: $189.99$170.99Lantac Mil-Spec 5.56 Bolt Carrier Group - Black Nitride High-Quality Mil-Spec Performance at an Affordable Price The Lantac Mil-Spec 5.56 Bolt Carrier Group offers superior quality, affordability, and enhanced parts to elevate your AR-15 build. Featuring...MSRP: $189.99$170.99 -
Out of stock
Toolcraft .223/5.56/300BLK M16 Profile Left-Handed Bolt Carrier Group - Black Nitride
Toolcraft Inc.
MSRP: $159.99$144.95Toolcraft .223/5.56/300BLK M16 Profile Left-Handed Bolt Carrier Group - Black Nitride This Left-Handed BCG by Toolcraft is a high quality BCG, for our Left-Handed friends, so you don't have to worry about any more annoying brass being ejected across your...MSRP: $159.99$144.95 -
Out of stock
.223/5.56 Bolt Carrier Group - Chameleon
Black Rifle Depot
MSRP: $139.95$118.95.223/5.56 Bolt Carrier Group - Chameleon This M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR-15 build. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and...MSRP: $139.95$118.95 -
Out of stock
.223/5.56 Bolt Carrier Group - Blue PVD
Black Rifle Depot
MSRP: $139.95$117.95.223/5.56 Bolt Carrier Group - Blue PVD The .223/5.56 Bolt Carrier Group - Blue PVD is an ideal choice for your next AR15 build, offering compatibility and top-tier performance. Its PVD coating by Ionbond provides a hard surface, making cleaning easier...MSRP: $139.95$117.95 -
Faxon Chameleon M16 Bolt Carrier Group
Faxon Firearms
MSRP: $199.00$183.95Faxon Chameleon M16 Bolt Carrier Group We just can't help not accepting the status quo. Bolt carrier groups are available aplenty, but few could meet our exacting standards for performance and value. Seeing "MIL-SPEC" as just the starting point, we set...MSRP: $199.00$183.95 -
Out of stock
Aero Precision AR-15 5.56/.223 Bolt Carrier Group w/ Carrier Grooves - Black Nitride
Aero Precision
MSRP: $170.00$149.95Aero Precision AR-15 5.56/.223 Bolt Carrier Group w/ Carrier Grooves - Black Nitride Precision-Engineered, High-Quality BCG for Your AR-15 Build. The Aero Precision AR-15 5.56/.223 Bolt Carrier Group (BCG) is the perfect addition to any AR build,...MSRP: $170.00$149.95 -
Faxon Firearms Black Nitride 5.56/300 BLK M16 Bolt Carrier Group
Faxon Firearms
MSRP: $145.00$133.50Faxon Firearms Black Nitride 5.56/300 BLK M16 Bolt Carrier Group | BCG Faxon Bolt Carrier Groups are Mil-Spec with a "Superfinish" to increase the overall smoothness of operation, help reduce friction, and dramatically reduce fouling. They...MSRP: $145.00$133.50 -
Out of stock
KAK Industry K-SPEC AR-15 5.56/.223/300BLK Bolt Carrier Group - Chrome Lined Phosphate
KAK Industry
$199.95KAK Industry K-SPEC AR-15 5.56/.223/300BLK Bolt Carrier Group - Chrome Lined Phosphate The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter if you are running suppressed or...$199.95 -
AR-15 .223/5.56 Bolt Carrier Group - DLC
Black Rifle Depot
MSRP: $139.95$129.95AR-15 .223/5.56 Bolt Carrier Group - DLC The .223/5.56 DLC Bolt Carrier Group was designed with strength in mind. Starting with a 9310 Steel Bolt, which is aircraft-grade material, this bolt has a high core strength rating, a high fatigue strength, and a...MSRP: $139.95$129.95 -
CMC Triggers AR 15 Enhanced Bolt Carrier Group - 5.56
CMC Triggers
$199.99CMC Triggers Enhanced Bolt Carrier Group The CMC Triggers Enhanced Bolt Carrier Group was designed for shooters who demand superior performance from weapon components at the heart of their firearm. CMC proudly manufactures the highest quality firearms...$199.99 -
Faxon Firearms 5.56 LIGHTWEIGHT 9310 Bolt Carrier Group Complete - Nitride
Faxon Firearms
MSRP: $249.00$229.95Faxon Firearms 5.56 LIGHTWEIGHT 9310 Bolt Carrier Group Complete - Nitride When looking at lightweight bolt carrier groups, we were unsatisfied with what the market had to offer. Seeing a capability gap, we set out to create a bolt carrier group that...MSRP: $249.00$229.95 -
Out of stock
Angstadt Arms AR 15 Bolt Carrier Group
Angstadt Arms
$139.99Angstadt Arms AR 15 Bolt Carrier Group The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG's Angstadt makes for law enforcement and military groups around the world. Machined to...$139.99 -
ODIN Works Black Nitride Bolt Carrier Group 223REM/556NATO/300BLK
Odin Works
MSRP: $129.00$127.95ODIN Works Black Nitride Bolt Carrier Group 223REM/556NATO/300BLK As an essential part of any rifle, the ODIN Works .223 Black Nitrided, Type 2 bolt face is Mil-Spec and comes with a Case Hardened 8620 Steel Black Nitride Finish. This advanced low...MSRP: $129.00$127.95 -
Toolcraft .223/5.56/300 BLK C158 M16 Profile Bolt Carrier Group - Black Nitride
Toolcraft Inc.
MSRP: $129.99$109.95Toolcraft .223/5.56/300 BLK C158 M16 Profile Bolt Carrier Group - Black Nitride Toolcraft Inc. is an OEM manufacturer of bolt carrier groups (BCGs) for many AR15 makers. These companies know they can trust Toolcraft quality and are proud to have their...MSRP: $129.99$109.95 -
Out of stock
Ballistic Advantage AR-15 5.56/.223 Bolt Carrier Group Black Nitride
Ballistic Advantage
$129.99Ballistic Advantage AR-15 5.56/.223 Bolt Carrier Group Black Nitride Premium Performance and Durability for Your AR-15 Rifle The Ballistic Advantage AR-15 5.56/.223 Bolt Carrier Group is built for reliable performance and durability. Coated in Black...$129.99 -
Dirty Bird Industries Sand-Cut Bolt Carrier Group .223/5.56
Dirty Bird Industries
MSRP: $154.95 - $174.95$139.95 - $159.95Dirty Bird Industries Sand-Cut Bolt Carrier Group .223/5.56 Reliability in Any Environment Engineered for ultimate performance in the harshest conditions, the Dirty Bird Industries Sand-Cut Bolt Carrier Group (BCG) for .223/5.56 delivers unmatched...MSRP: $154.95 - $174.95$139.95 - $159.95 -
Lantac Enhanced Bolt Carrier Group 5.56 Black Nitride
Lantac USA
MSRP: $279.99$251.99Lantac Enhanced Bolt Carrier Group 5.56 Black Nitride The Lantac Full Auto Bolt Carrier Group .223/5.56 is machined from 8620 steel with a QPQ (Quench Polish Quench) nitride coated black finish. This BCG features shrouded forward-facing gas ports that...MSRP: $279.99$251.99 -
ODIN Works LOW Mass 223 Black Nitride Bolt Carrier Group
Odin Works
MSRP: $179.00$170.95ODIN Works LOW Mass 223 Black Nitride Bolt Carrier Group High-Performance Low Mass BCG for Enhanced Shooting Dynamics Transform your AR-15’s performance with the ODIN Works Low Mass .223 Black Nitride Bolt Carrier Group. Engineered for high...MSRP: $179.00$170.95 -
Radian Enhanced AR 15 Bolt Carrier Group
Radian Weapons
$209.95Radian Weapons Enhanced AR 15 Bolt Carrier Group | BCG The Radian Enhanced AR 15 Bolt Carrier Group is designed to reduce friction and minimize carrier tilt inside the AR 15 Upper Receiver by relocating key bearing surfaces. Each Radian...$209.95 -
Out of stock
Rubber City Armory Black Nitride+ M16 Bolt Carrier Group
Rubber City Armory
$189.00Rubber City Armory Black Nitride+ M16 Bolt Carrier Group Known for manufacturing some of the best BCG's that you will find in some of the BIG NAME manufacturers' OEM guns. Rubber City Armory M16 Bolt Carrier Group features a H&M’s Black...$189.00 -
Rubber City Armory Lightweight AR-15 Titanium BCG
Rubber City Armory
$359.00Rubber City Armory Lightweight AR-15 Titanium BCG A titanium AR15 BCG offers you the strength and durability of steel at a fraction of the weight. Add the Rubber City Armory Titanium BCG's proprietary nitride finish and you have a bolt carrier group that...$359.00 -
Rubber City Armory Lightweight AR-15 Titanium BCG w/ Adjustable Gas Key
Rubber City Armory
$379.00Rubber City Armory Lightweight AR-15 Titanium BCG w/ Adjustable Gas Key In building or upgrading an AR platform rifle, the bolt is, in many ways, the heart of the rifle. A quality bolt is part of what will make a rifle reliable, so it makes sense that...$379.00 -
Out of stock
Rubber City Armory Low Mass Competition AR-15 BCG
Rubber City Armory
$249.00Rubber City Armory Low Mass Competition AR-15 BCG The bolt carrier group moves back and forth with every shot. By reducing its weight, you reduce the weapon's felt recoil. Rubber City Armory's lightweight BCG, at 9.1 ounces, is the ideal bolt carrier...$249.00 -
SLR Rifleworks Premium Bolt Carrier Group Black Nitride - 556
SLR Rifleworks
MSRP: $248.99$239.95SLR Rifleworks Premium Bolt Carrier Group Black Nitride - 556 Features: Lugs are machined with the proper radius as per true mil-spec tolerances. Independent HP white proof testing exceeded over 90,000 PSI without failure. Outer diameter machined to all...MSRP: $248.99$239.95 -
Out of stock
SLR Rifleworks Premium Bolt Carrier Group Titanium Nitride - 556
SLR Rifleworks
MSRP: $271.99$263.95SLR Rifleworks Premium Bolt Carrier Group Titanium Nitride - 556 Features: Lugs are machined with the proper radius as per true mil-spec tolerances. Independent HP white proof testing exceeded over 90,000 PSI without failure. Outer diameter machined to...MSRP: $271.99$263.95 -
Out of stock
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group Black Nitride
Wilson Combat
$179.95Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group Black Nitride Manufactured by our finest domestic, Mil-Spec contractors these are among the best AR rifle bolts on the market and the same bolt carrier groups we use as the basis of our...$179.95 -
Rise Armament Low-Mass Bolt Carrier Group - Black Nitride
Rise Armament
MSRP: $239.99$229.99Rise Armament Low-Mass Bolt Carrier Group - Black Nitride The Rise Armament Low Mass Bolt Carrier Group is a top-of-the-line upgrade for your AR-style platform. Precision manufactured and individually inspected; this bolt carrier group is designed to...MSRP: $239.99$229.99