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 -
Out of stock
Anderson Black Nitride Bolt Carrier Group - 5.56 NATO
Anderson Manufacturing
MSRP: $119.95$84.95Anderson Manufacturing Black Nitride Bolt Carrier Group | BCG The Anderson Manufacturing AR 15 Bolt Carrier Group is manufactured to exact military tolerances and specifications. The carrier is 8620 carpenter steel. The bolt is 9310 MPI...MSRP: $119.95$84.95 -
Bootleg AR 15 Four Position Adjustable Bolt Carrier Group
Bootleg Inc.
MSRP: $209.95$199.95Bootleg AR 15 Four Position Adjustable Bolt Carrier Group The Bootleg AR-15 Four Position Adjustable Bolt Carrier Group offers superior performance, exceptional durability, and increased flexibility for the modern shooter. Machined from high-strength S7...MSRP: $209.95$199.95 -
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
Nickel Boron M16 Bolt Carrier Group 5.56/.223/300 BLK
Black Rifle Depot
MSRP: $149.95$139.95Nickel Boron M16 Bolt Carrier Group 5.56/.223/300 BLK (BCG) The Nickel Boron M16 Bolt Carrier Group 5.56/.223/300 BLK (BCG) from Black Rifle Depot is a high-quality, precision-machined product with exceptional performance and easy...MSRP: $149.95$139.95 -
Out of stock
AERO Precision 5.56 Bolt Carrier Group No Logo - Black Nitride
Aero Precision
MSRP: $170.00$144.95AERO Precision 5.56 Bolt Carrier Group No Logo - Black Nitride The Aero Precision non-logo'd BCG in Black NItride is an excellent BCG. It is a great way to include a BCG in your upper build if you are a custom builder and trying to maintain...MSRP: $170.00$144.95 -
Out of stock
M16 Bolt Carrier Group - Polished Nickel Boron
Dirty Bird Industries
MSRP: $159.95$143.95M16 Bolt Carrier Group - Polished Nickel Boron These M16 BCGs, which are trusted by seasoned shooters and depended on by experienced builders, are manufactured with the highest quality materials. Each M16 Bolt Carrier is designed to perform for tens of...MSRP: $159.95$143.95 -
Out of stock
APOC Armory Black Nitride Bolt Carrier Group 5.56/.223
Apoc Armory
$89.95APOC Armory Black Nitride Bolt Carrier Group 5.56/.223 | BCG The APOC Armory Black Nitride Bolt Carrier Group 5.56/.223 | BCG is a top-quality product at an affordable price. Designed and manufactured in the USA, this BCG is backed by a limited...$89.95 -
Out of stock
Toolcraft ION BOND - DLC .223/5.56/300BLK M16 Profile Bolt Carrier Group
Toolcraft Inc.
MSRP: $149.95$134.95Toolcraft ION BOND - DLC .223/5.56/300BLK M16 Profile Bolt Carrier Group | BCG Toolcraft is known for high quality products. Their BCG's are second to none. Shop for Toolcraft products here at Black Rifle Depot and get the quality products you...MSRP: $149.95$134.95 -
Out of stock
Toolcraft Nickel Boron .223/5.56/300BLK M16 Profile Bolt Carrier Group
Toolcraft Inc.
MSRP: $159.95$134.95Toolcraft Nickel Boron .223/5.56/300BLK M16 Profile Bolt Carrier Group Features 5.56/.223/.300 Black Out Full Auto Capable Carpenter 158 MPI and HPT Tested Bolt Case Hardened 8620 Carrier 4130 Gas Key Grade 8 Hardware With Proper Staking Gas Key Sealed...MSRP: $159.95$134.95 -
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
Toolcraft M16 Profile Bolt Carrier Group - TiN
Toolcraft Inc.
MSRP: $149.95$129.95Toolcraft M16 Profile Titanium Nitride Bolt Carrier Group – BCG-TiN Toolcraft, Inc. 5.56x45 NATO/.223 Rem M16 Profile Bolt Carrier Group is coated in Titanium Nitride to help reduce friction and overall wear on the bolt...MSRP: $149.95$129.95 -
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 -
Out of stock
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
Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group - Nickel Boron
Toolcraft Inc.
MSRP: $154.95$129.95Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group - Nickel Boron The Toolcraft 5.56×45 NATO/.223 Rem (or .300 Blackout) Bolt Carrier Group comes in the Nickel Boron finish to reduce overall wear and friction, and for...MSRP: $154.95$129.95 -
Out of stock
Aero Precision 5.56 Bolt Carrier Group, Complete - Nickel Boron
Aero Precision
MSRP: $210.00$184.95Aero Precision 5.56 Bolt Carrier Group, Complete - Nickel Boron The upgraded nickel boron carrier group is an eye catching addition to your AR build. Mil-spec dimensions and coating ensure the highest quality and correct component interface...MSRP: $210.00$184.95 -
Out of stock
AR 15/M16 Bolt Carrier Group 6.8 SPC .224 Valkyrie Black Nitride
Black Rifle Depot
MSRP: $149.95$139.95AR 15/M16 Bolt Carrier Group 6.8 SPC .224 Valkyrie Black Nitride These Black Rifle Depot AR 15 bolt carrier group is the perfect BCG for your next AR 15 build. Properly built, no corners cut and 100 percent made in the USA. With a lifetime...MSRP: $149.95$139.95 -
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 -
KAK Industry K-SPEC 9310 AR-15 5.56/.223/300BLK Bolt Carrier Group - NP3
KAK Industry
MSRP: $269.95$242.00KAK Industry K-SPEC 9310 AR-15 5.56/.223/300BLK Bolt Carrier Group - NP3 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 unsuppressed, and...MSRP: $269.95$242.00 -
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
AR-15 .223/5.56 Bolt Carrier Group - FDE PVD
Black Rifle Depot
MSRP: $149.95$129.95AR-15 .223/5.56 Bolt Carrier Group - FDE PVD The M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. The "Armor Guard" PVD coating on these BCGs provides a very low coefficient of friction while providing...MSRP: $149.95$129.95 -
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group Nickel Boron
Wilson Combat
$199.95Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group Nickel Boron 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...$199.95 -
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
Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron
Black Rifle Depot
MSRP: $169.95$139.95Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron Enhanced Performance and Reduced Recoil for Precision Shooting The Lightweight 5.56/.223 Nickel Boron Bolt Carrier Group (BCG) for the AR-15 platform is precision engineered to MIL-SPEC standards...MSRP: $169.95$139.95 -
Out of stock
Toolcraft 7.62x39 M16 Profile Bolt Carrier Group - Black Nitride
Toolcraft Inc.
MSRP: $159.99$129.95Toolcraft 7.62x39 M16 Profile Bolt Carrier Group - Black Nitride Reliable, Durable, and Made in the USA with a Lifetime Warranty Upgrade your AR-15 chambered in 7.62x39 with the Toolcraft M16 Profile Bolt Carrier Group, designed for exceptional...MSRP: $159.99$129.95 -
Out of stock
.45 ACP Enhanced Bolt Carrier Group - Black Nitride
Black Rifle Depot
MSRP: $165.00$135.00.45 ACP Enhanced Bolt Carrier Group - Black Nitride The BRD Enhanced 45 Bolt assembly is designed for AR-15 style rifles chambered for .45 ACP with a direct blowback system. This bolt is weighted with Tungsten weights adding up to 16 ounces total in...MSRP: $165.00$135.00 -
Out of stock
Ambidextrous Side Charging AR 15 Bolt Carrier Group (BCG)
Bear Creek Arsenal
$129.95Ambidextrous Side Charging AR 15 Bolt Carrier Group (BCG) The Bear Creek Arsenal Side Charging AR 15 Bolt Carrier Group is a great choice for your next build. Shop Bear Creek Arsenal products with confidence at Black Rifle Depot and get the...$129.95 -
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 -
Out of stock
AR 15/M16 Bolt Carrier Group 6.5 Grendel Black Nitride
Black Rifle Depot
MSRP: $149.95$139.95AR 15/M16 Bolt Carrier Group 6.5 Grendel Black Nitride This AR 15 bolt carrier group is the perfect BCG for your next AR 15 build. Properly built, no corners cut and 100 percent made in the USA. With a limited lifetime warranty, you can't go...MSRP: $149.95$139.95 -
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 CMC Triggers Enhanced Bolt Carrier Group was designed for shooters who demand superior performance weapon components in the heart of their firearm. CMC proudly manufactures the highest quality firearms components...$199.99 -
Faxon Firearms 6.5 Grendel 9310 Bolt Carrier Group Complete - Nitride
Faxon Firearms
MSRP: $165.00$151.95Faxon Firearms 6.5 Grendel 9310 Bolt Carrier Group Complete - Nitride Bolt: Type II (.136") bolt 9310 Tool Steel Construction (Stronger than C158) Full MIL-SPEC Heat Treatment Shot Peened to MIL-SPEC Magnetic Particle Inspection (MPI) Back of Lugs...MSRP: $165.00$151.95 -
Out of stock
Rise Armament AR 15/M 16 Nickel Boron Bolt Carrier Group
Rise Armament
MSRP: $189.95$179.99Rise Armament AR 15/M 16 Nickel Boron Bolt Carrier Group The Rise Armament AR 15/M 16 Nickel Boron Bolt Carrier Group is the perfect choice for shooters who demand the best performance and reliability. The high-quality construction and attention to...MSRP: $189.95$179.99 -
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 -
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