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 -
Mil-Spec M16 Bolt Carrier Group (BCG)
AO Precision
MSRP: $159.95$99.95AO Precision Mil-Spec M16 Bolt Carrier Group (BCG) Reliable Mil-Spec Bolt Carrier Group for Superior Performance The AO Precision Mil-Spec M16 Bolt Carrier Group (BCG) is crafted to strict military specifications, delivering a durable and...MSRP: $159.95$99.95 -
On Sale
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group - Chrome
Microbest
MSRP: $154.95Now: $109.95Was: $139.95Microbest C158 HPT/MPI 5.56 Bolt Carrier Group - Chrome The Microbest Bolt Carrier Group is a great choice for any build. This drop-in AR-15 BCG features a corrosion resistant hard chrome finish, MIL-SPEC dimensions, and a magnetic particle inspected...MSRP: $154.95Now: $109.95Was: $139.95 -
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 -
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 BCG's, 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 -
Bear Creek Arsenal M16 Profile 5.56 Black Nitride Bolt Carrier Group
Bear Creek Arsenal
MSRP: $85.95$69.95Bear Creek Arsenal M16 Profile 5.56 Black Nitride Bolt Carrier Group This Bear Creek Arsenal BCG features a full mass M16 profile bolt carrier machined from 8620 steel and finished with Salt Bath Nitriding. The gas key is properly staked...MSRP: $85.95$69.95 -
Out of stock
Toolcraft Black Nitride 9mm Bolt Carrier Group Gen 2
Toolcraft Inc.
MSRP: $149.95$129.95Toolcraft Black Nitride 9mm Bolt Carrier Group Gen 2 | BCG Toolcraft 9mm Bolt Carrier Group features a new ultra durable 4140 steel M16 style extractor as opposed to the pistol style extractor in the previous generation. It is...MSRP: $149.95$129.95 -
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
AERO Precision 5.56 Bolt Carrier Group No Logo - Phosphate
Aero Precision
MSRP: $165.00$139.95AERO Precision 5.56 Bolt Carrier Group No Logo - Phosphate These high quality AR 15 Bolt carrier Groups from AERO Precision are manufactured to mil spec and feature a Phosphate coating and would make a great addition to your next AR 15...MSRP: $165.00$139.95 -
AO Precision C158 SP/HPT/MPI 5.56 Black Nitride Bolt Carrier Group
AO Precision
MSRP: $169.95$119.95AO Precision C158 SP/HPT/MPI 5.56 Black Nitride Bolt Carrier Group AO Precision has provided BCGs to large military contractors such as FN America and large commercial retailers who re-brand and sell these at a considerable mark-up...MSRP: $169.95$119.95 -
Out of stock
APOC Armory Nickel Boron Bolt Carrier Group 5.56/.223
Apoc Armory
$149.95APOC Armory Nickel Boron Bolt Carrier Group 5.56/.223 | BCG The APOC Armory Nickel Boron Bolt Carrier Group 5.56/.223 | BCG is an exceptional product that will impress even the most discerning gun enthusiasts. This BCG boasts a superior Nickel...$149.95 -
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 -
AERO Precision Black Nitride Bolt Carrier Group
Aero Precision
MSRP: $170.00$144.95AERO 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$144.95 -
Out of stock
Microbest 5.56 NATO AR 15 Bolt Carrier Group - Black Nitride
Microbest
MSRP: $134.95$124.95Microbest 5.56 NATO AR 15 Bolt Carrier Group - Black Nitride The Microbest 5.56 NATO AR 15 Bolt Carrier is known for being the benchmark for quality and reliability throughout the industry. Microbest not only manufactures their own bolt carriers, but...MSRP: $134.95$124.95 -
Out of stock
9mm AR 15 Bolt - Black Nitride
Black Rifle Depot
MSRP: $149.95$129.959mm AR 15 Bolt - Black Nitride The Black Rifle Depot 9mm bolt for your pistol caliber AR 15 build. Meticulous machining and a gorgeous Black Nitride finish by H&M ensures perfect fit and function in your 9mm build. Hands down this is probably...MSRP: $149.95$129.95 -
Out of stock
Anderson Nickel Boron AR 15 Bolt Carrier Group
Anderson Manufacturing
$129.95Anderson Manufacturing Nickel Boron AR 15 Bolt Carrier Group The Anderson Manufacturing complete Bolt and Group is Nickel Boron coated and Chrome Lined and is drop in ready for 5.56 NATO, .223 REM., and .300 Blackout. Comes...$129.95 -
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 -
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
Dirty Bird Dedicated 22 LR Stainless Steel Bolt Carrier Group
Dirty Bird Industries
MSRP: $169.99$152.95Dirty Bird Dedicated 22 LR Stainless Steel Bolt Carrier Group The Dirty Bird 22LR Bolt Carrier Group is perfect for an easy conversion to a dedicated .22LR setup and works with CMMG components. Our 22 LR BCG also works with Black Dog Machine...MSRP: $169.99$152.95 -
On Sale
Microbest Mil-Spec C158 HPT/MPI 5.56 Bolt Carrier Group - Phosphate/Chrome-Lined
Microbest
MSRP: $149.95Now: $99.95Was: $134.95Microbest Mil-Spec C158 HPT/MPI 5.56 Bolt Carrier Group - Phosphate/Chrome-Lined The Microbest BCG has been designed from the ground up with the most avid shooters in mind, using only the best materials available on the market today. The...MSRP: $149.95Now: $99.95Was: $134.95 -
Out of stock
AERO Precision Nickel Boron Bolt Carrier Group
Aero Precision
MSRP: $210.00$178.95AERO Precision Nickel Boron Bolt Carrier Group | BCG Features: Carrier is Machined from 8620 Tool Steel Carrier has forward assist serrations Bolt is 9310 Steel Shrouded firing pin Nickel Boron Coating inside and out (Bolt, Carrier,...MSRP: $210.00$178.95 -
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 -
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
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 -
A*B Arms AR-15/M16 Bolt Carrier Group Small Parts Kit
A*B Arms
$19.99A*B Arms AR-15/M16 Bolt Carrier Group Small Parts Kit Genuine, Mil-spec, high quality parts for those AR-15/M-16 small parts that wear down, break, or simply get lost. With this Small Parts Kit on hand, you'll always have the parts you need to keep your...$19.99 -
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 -
Lantac Mil-Spec 5.56 Bolt Carrier Group - Black Nitride
Lantac USA
MSRP: $186.99$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: $186.99$170.99 -
Out of stock
Lightweight .223/5.56 Bolt Carrier Group - Black Nitride
Black Rifle Depot
MSRP: $129.99$107.95Lightweight .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$107.95 -
On Sale
Sons of Liberty Gun Works AR 15 Bolt Carrier Group
Sons of Liberty Gun Works
MSRP: $199.00Now: $159.95Was: $179.95Sons of Liberty Gun Works AR 15 Bolt Carrier Group Precision Built to Exceed Mil-Spec Standards The Sons of Liberty Gun Works AR-15 Bolt Carrier Group is engineered for durability and reliability, meeting and surpassing Mil-Spec expectations. Built from...MSRP: $199.00Now: $159.95Was: $179.95 -
Out of stock
AR-15 9310 Bolt Assembly - Black Nitride
Black Rifle Depot
MSRP: $69.95$52.95AR-15 9310 Bolt Assembly - Black Nitride Made from 9310 Steel which has a high core hardness and high fatigue strength unlike standard Hot/cold rolled 9310 steels. This is a Mil-Spec bolt assembly with enhanced features for those looking to...MSRP: $69.95$52.95 -
.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
Foxtrot Mike Products Premium 9mm AR-15 Bolt Carrier Assembly
Foxtrot Mike
MSRP: $119.00$109.00Foxtrot Mike Products Premium 9mm AR-15 Bolt Carrier Assembly Feature rich, high-quality, and affordable, Foxtrot Mike Products offer cutting edge solutions utilizing the highest quality materials and manufacturing processes available.This Premium 9mm...MSRP: $119.00$109.00 -
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