Bolt Carrier Group
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Fz Lightweight Bolt Carrier Group
FailZero
$199.38This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$199.38 -
Fz Ar15 Bolt Carrier Group
FailZero
$125.91This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$125.91 -
Wmd Nib-x Bcg Without Hammer 308
WMD Guns
$233.10The NiB-X .308 Bolt Carrier Group provides long life and easy cleaning in the harshest of environments. DPMS compatible.Features :Easy Cleaning and MaintenanceHeat TreatedReduced Fouling Adherence$233.10 -
Wmd Nib-x Bcg With Hammer 556
WMD Guns
$156.60BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...$156.60 -
Wmd Nib-x Bcg Without Hammer 556
WMD Guns
$147.60BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...$147.60 -
Wmd Nib-x Bcg 7.62x39
WMD Guns
$152.10Manufactured by Defense Industrial Base suppliers to WMDs exacting specifications to provide the best BCG available, these BCGs are specifically engineered for NiB-X nickel boron coating to provide long life, high reliability and easy cleaning and...$152.10 -
Spike's 9mm Bolt Blk
Spike's Tactical
$179.96The Spikes Tactical 9mm Enhanced Bolt can be used with both Glock and Colt pattern lowers.Features :Blow Back DesignBlack Nitride FinishLaser Engraved with ST Spider Logo$179.96 -
Spike's M16 Bolt Carrier Group
Spike's Tactical
$134.96 - $225.00Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical Lightweight BCG with Nickel Boron Coating.Features :Nickel Boron Coating Inside and Out (Bolt, Carrier, and Gas Key)Laser...$134.96 - $225.00 -
Radian Enhanced Bcg For Ar15 Blk Nit - RWR0081
Radian Weapons
$209.95The Enhanced Bolt Carrier Group for AR15/M16 platform weapons was designed to minimize carrier tilt and reduce friction inside the upper receiver by relocating key bearing surfaces. All materials, tolerances, and coatings meet or exceed milspec...$209.95 -
Rise Bcg .308/7.62 Black
Rise Armament
$259.99High quality components and precise manufacturing make Rise Armament parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...$259.99 -
Rise Bcg .223/5.56
Rise Armament
$179.99Rise Armament Bolt Carrier Group, .223/5.56,Product Type: Bolt Carrier Group$179.99 -
Rise Bcg .223/5.56 Black
Rise Armament
$169.99High quality components and precise manufacturing make Rise Armament parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...$169.99 -
Q Honey Badger Two Piece Bcg
Q
$315.00Most BCGs on the market today do not meet Mil-Spec standards one way or another, but Qs not only exceeds the specifications, but the design and size of the Front end makes it easier to control the manufacturing of critical features.Features...$315.00 -
Luth Ar Bcg Complete Lr-308
Luth-AR
$194.28High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...$194.28 -
Lbe 556 Bolt Carrier Group Nib
LBE Unlimited
$129.57The LBE Nickel Boron Complete BCG includes the firing pin, retaining pin, cam pin, extractor and bolt gas rings. Made in the USA.Features :Fits AR-15Complete NIB BCGMade in the USA$129.57 -
Lbe 308 Bolt Carrier Group
LBE Unlimited
$203.48LBE .308 Bolt Carrier Group (DPMS Style). Billet carrier machined from 8620 Steel and Case Hardened.Features :Mil-Spec Phosphate CoatingProperly Staked Gas KeyBolt- 158 Carpenter SteelChrome Lined Gas Key and Firing Pin Channel$203.48 -
Dbst Bcg With O Ring
Doublestar Corp.
$124.99This complete bolt-and-carrier group easily drops into a standard mil-spec AR-15 upper, and its ready to shoot. Batch magnetic particle inspected bolt gives long service life. Bolt and carrier feature a matte black phosphate finish that resists heat,...$124.99 -
Cmmg Bcg Ar15 6.5grn/6mm Arc - CMMG65BA4D6
CMMG
$278.74Cmmg Bolt Carrier Group, Black, Bolt Carrier Group 65ba4d6Product Type: Bolt Carrier GroupDescription: Bolt Carrier Group$278.74 -
Cmmg Bcg Ar15 6.5grn/6mm Arc
CMMG
$146.21This BCG is designed to operate with either 6.5 Grendel or Hornadys new 6mm ARC. Will not work with CMMG MkW platform. It is designed for standard AR variants.Features :CALIBER: 6.5 Grendel/6mm ARC$146.21 -
Cmmg Bolt Carrier Group M16 556
CMMG
$148.43Complete Mil Spec M16 bolt carrier group.Features :8620 Steel CarrierPhosphate Finish9310 Steel Bolt$148.43 -
Cmmg Bolt Carrier Group Mk3 308
CMMG
$239.28Complete Mk3 bolt carrier group.Features :8620 Steel CarrierPhosphate Finish9310 Steel Bolt$239.28 -
Cmc Enhanced Bcg 6mm Arc Ntrd Blk
CMC Triggers
$179.10The CMC Triggers Suppressor Optimized Enhanced Bolt Carrier Group for the New Hornady 6mm ARC is designed for shooters who demand superior performance weapon components in the heart of their firearm. CMC Triggers manufactures the highest quality firearms...$179.10 -
Cmc Enhanced Bcg Ar15 Ntrd Mil-spec
CMC Triggers
$179.10High quality components and precise manufacturing make CMC parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...$179.10 -
Black Rain 223 Bolt Carrier Grp Left
Black Rain Ordnance
$214.39Black Rain Ordnance, Inc. is a precision firearms manufacturer specializing in modern sporting rifle designs and high quality accessories.Features :For Left Side Ejecting UppersNickel Boron Coated223/556Bolt and Carrier Group$214.39 -
Bootleg Phos Bolt Completion Kit 308
Bootleg
$87.59Bootleg .308 Phosphate Complete Bolt Assembly Cam Pin, Firing Pin And Retaining Pin, Uses All Standard Mil Spec Components Bp-abc-p30Product Type: Bolt Carrier Group$87.59 -
Bootleg Phos Bolt Completion Kit
Bootleg
$61.99Whether youre looking to complete your Bootleg, Inc. AR 15 Carrier or you like to keep extra parts on hand, this carrier completion kit has what you need. Complete your carrier with quality today!Features :Fits with Bootleg adjustable gas carrierContains...$61.99 -
Bad M4/m16 Enhanced Bcg
Battle Arms Development
$189.95Established in 2009" Battle Arms Development, Inc. (B.A.D. Inc.) stands as a distinguished force in the realm of small arms innovation. Nestled in the heart of Henderson, Nevada, their company is driven by a relentless commitment to pushing the...$189.95 -
Bad 556 Ar15 Bcg Titanium Armorti
Battle Arms Development
$387.00The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components.Features...$387.00 -
Bad M4/m16 Standard Bcg
Battle Arms Development
$135.00The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components.Features...$135.00 -
Bad 9mm Ar15 Bolt Carrier Group Blk
Battle Arms Development
$169.95Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging...$169.95 -
Aero Ar10 308 Bcg W/logo
Aero Precision
$234.99Aero Precisions .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and now includes a laser engraved Aero Precision A logoFeatures :Black Nitride...$234.99 -
Angstadt Ar15 Bcg 556nato Blk
Angstadt Arms
$122.00The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCGs Angstadt makes for law enforcement and military groups around the world. Machined to mil-spec dimensions and finished in a beautiful...$122.00 -
Angstadt Ar15 Bcg 9mm Blk
Angstadt Arms
$189.00This 9mm bolt carrier group is compatible with both GLOCK and Colt style 9mm AR-15 magazines without any further modifications. It features removable weight for use with the Law Tactical folding stock adapter.Features :For Use with a Standard AR-15...$189.00 -
2a Lightweight Bolt Carrier Group
2A Armament
$289.80The 2A Armament Lightweight Bolt Carrier (LBC) is a lightweight carrier solution for those looking to reduce both felt recoil, and over all weight of the AR-15 pattern rifle. The LBC combines a very high quality forward body and an advanced bearing...$289.80 -
Wilson Bolt Carrier Asmbly 556nato
Wilson Combat
$185.95Manufactured by their finest domestic Mil-Spec contractors these are among the best 5.56 AR rifle bolts on the market and the same bolts they use as the basis of their renowned custom rifles! Their bolt is precision machined from Carpenter 158" shot...$185.95 -
Santan Ar15 Enhncd Bcg 6mm Arc Blk
San Tan Tactical
$179.10San Tan Tactical believes in America, and the heritage upon which this great nation was built. They only use the highest quality machines in conjunction with the highest quality American made materials.Features :Black Nitride Finish6mm ARCEnhanced Bolt...$179.10 -
Santan Ar15 Enhncd Bcg 556 Ntrd Blk
San Tan Tactical
$179.10High quality components and precise manufacturing make San Tan Tactical parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...$179.10 -
Santan Ar10 Enhncd Bcg 308 Ntrd Blk
San Tan Tactical
$270.00High quality components and precise manufacturing make San Tan Tactical parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...$270.00 -
Solgw Scalper Bolt Carrier Group
Sons of Liberty Gun Works
$194.95Sons of Liberty looks at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. Its what drives the entire gun. If you look at the AR platforms cycle of operations, everything happens...$194.95 -
Solgw Bolt Carrier Group
Sons of Liberty Gun Works
$179.00Sons of Liberty Gun Works looks at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. Its what drives the entire gun. If you look at the AR platforms cycle of operations, everything...$179.00 -
Q Ar-15 Two Piece Bcg
Q
$315.00Most BCGs on the market today do not meet Mil-Spec standards one way or another, but Qs not only exceeds the specifications, but the design and size of the Front end makes it easier to control the manufacturing of critical features.Features...$315.00 -
Phase5 Bolt Carrier Group M16 Blk
Phase 5 Weapon Systems
$150.00Phase 5s Mil-spec M16/M4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes cam pin, firing pin, gas key, and bolt. All bolts are HPT/MPI tested.Features :Black Phosphate...$150.00 -
Phase5 Bolt Carrier Group Ar15 Blk
Phase 5 Weapon Systems
$150.00Phase 5s Mil-spec AR-15 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes cam pin, firing pin, gas key, and bolt. All bolts are HPT/MPI tested.Features :Black Phosphate...$150.00 -
Midwest 5.56/ar15 Black Nitride Bcg
Midwest Industries
$157.95High quality components and precise manufacturing make Midwest Industries parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features...$157.95 -
Midwest 5.56/ar15 Enhanced Bcg
Midwest Industries
$167.95Midwest Industries Enhanced Bolt Carrier Group, Black, Bcg Mi-bcg-556ehModel: EnhancedProduct Type: Bolt Carrier GroupDescription: Bolt Carrier Group$167.95 -
Fz M16/m4 Bcg No Hammer Blk Nit
FailZero
$104.70High quality components and precise manufacturing make FailZero parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.Features :Precise...$104.70 -
Fz M16/m4 Bolt Carrier Group
FailZero
$152.41This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16" M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and...$152.41 -
Fz M16/m4 Bcg No Hammer
FailZero
$139.16This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16" M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity" extreme durability and...$139.16 -
Fz Basic Semi Kit Bolt & Hammer
FailZero
$152.41This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$152.41 -
Fz Ar15 Bcg No Hammer
FailZero
$139.16This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity" extreme durability and increases both...$139.16 -
Fz Ar10 Bcg No Hammer Blk
FailZero
$238.56This AR10 Black Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron Technology that provides permanent dry lubricity, extreme durability and increases...$238.56 -
Fz Ar10 Bcg No Hammer Nib
FailZero
$225.30This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$225.30 -
Fz 9mm Bcg No Hammer
FailZero
$145.78 - $185.54This 9mm AR Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. All critical parts are coated with EXO...$145.78 - $185.54 -
Fz 7.62x39 Bcg No Hammer Nib
FailZero
$152.41This 7.62x39 Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil-spec upper receivers chambered in 7.62x39. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme...$152.41 -
Fz 6mm Arc Bcg No Hammer Nib
FailZero
$152.41This 6MM ARC Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6MM ARC. All critical parts are coated with EXO Nickel Boron Technology that provides permanent dry lubricity, extreme...$152.41 -
Fz 6.8spc Bcg No Hammer Nib
FailZero
$152.41This 6.8 SPC Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6.8 SPC. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme...$152.41 -
Fz 450 Bushmaster No Hammer Nib
FailZero
$152.41This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec .450 Bushmaster Upper Receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanents dry lubricity, extreme durability, increase...$152.41 -
Fz M16 Bolt Carrier Group
FailZero
$125.91This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16" M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and...$125.91 -
Rosco 556nato/300blk Bcg Phos Blk
Rosco Manufacturing
$134.52These 5.56 / 300 BLK Bolt Carrier Groups are Phosphate Coated with Chrome Lined Gas Key & Bolt Channel, Full-Auto rated, properly staked, and the bolts are Matched to the barrel. Their Rosco Phosphate Bolt Carrier Groups are designed to meet the...$134.52 -
Rosco 556nato/300blk Bcg Melonite Bk
Rosco Manufacturing
$129.88The Rosco Melonited Bolt Carrier Groups are designed to meet the modern-day carbine shooters requirements. They have also balanced input from their consumers and military end users in order to bring you the product you need, not just the one they want to...$129.88 -
Faxon Gen 2 9mm Pcc Full-mass Bcg
Faxon Firearms
$136.13Purpose-built for 9mm AR-15 pistol caliber carbines, their Generation 2 PCC blow-back carriers keep the features of their well-loved first BCG with modern improvements. They maintain the dual COLT/GLOCK compatible geometry, user-removable weight and...$136.13 -
Faxon 6.5 Grendel Type 2 Bcg
Faxon Firearms
$136.13Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...$136.13 -
Faxon 5.56 M16 Bcg Tin
Faxon Firearms
$164.18Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...$164.18 -
Faxon 5.56 M16 Bcg Chameleon
Faxon Firearms
$164.18Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...$164.18 -
Faxon 5.56 M16 Bcg Blk
Faxon Firearms
$119.63The Faxon 5.56 M16 Bolt Carrier Group, Nitride is a high-performance and reliable upgrade for your AR-15 rifle. This bolt carrier group is designed for optimal performance and is made from top-quality materials, ensuring durability and longevity. The...$119.63 -
Aero Ar9 9mm Bcg Blk Nitride
Aero Precision
$179.99The Aero Precision EPC/AR9 Bolt is the core of your EPC build. Machined from 8620 steel and featuring a nitride finish, fracture resistant grade 23 titanium pin, and 4140 steel extractor, the EPC bolt assembly is precision machined from the ground up to...$179.99 -
Radian Enhanced Bcg For Ar15 Blk Nit
Radian Weapons
$164.99Radian Weapons Bolt Carrier Group, Black, Nitride R0081Product Type: Bolt Carrier GroupFinish/Color: Nitride$164.99