BCG's & Bolts

BCG's & Bolts

BCG's & Bolts

Shop the top AR bolts and bolt carrier groups for less right here at 1800GunsAndAmmo, your gun store powered by freedom. The bolt carrier group contains components key to cycling any AR platform including the firing pin, bolt cam, gas key and firing pin retainer as well as the bolt itself. BCG's are available in a variety of finishes from steel and chrome plated to nickle boron and nitride. We carry the top models from tactical brands like Aero Precision, Anderson, CMMG, Lantac, Spikes Tactical and more so you can find the right BCG for your platform.

Complete your next AR build or upgrade your existing platform with the top bolt carrier bolts at 1800GunsAndAmmo.com.

  • Aero precision

    AERO PRECISION AR10 308 Win. Black Nitride Bolt Carrier Group (APRH308186C)

    $182.74
    Carrier Features: Material: Billet carrier machined from 8620 steel and case hardened; Finish: Black NitrideBolt Features: Material: Case Hardened 9310 Steel; Finish: All bolt components are shot peened and black nitride coatedBCG Includes: Bolt carrier,...
    $182.74
  • Aero precision

    AERO PRECISION AR10 308 Win. Bolt Carrier Group (APRH308184C)

    $174.42
    Carrier Features: Material: Billet carrier machined from 8620 steel and case hardened; Finish: Black Nitride - advanced lower friction coating that minimizes the need for lubricants and cleaning; Gas Key: 4130 Steel attached with Grade 8 hardware and...
    $174.42
  • Aero precision

    AERO PRECISION AR15 5.56mm Bolt Carrier Group (APRH100019)

    $110.24
    M16-cut carrierMachined from 8620 steelMil-Spec phosphate coatingProperly staked gas keyChrome lined gas key and firing pin channel5.56 Bolt is machined from Carpenter 158 tool steelShot peenedHPT/MPI and markedBlack o-ring insert on extractorHigh...
    $110.24
  • Aero precision

    AERO PRECISION AR15 5.56mm Nickel Boron Bolt Carrier Group (APRH100070C)

    $148.74
    Machined from 8620 Tool Steel (Carrier) and 9310 Carpenter Steel (Bolt)Shrouded firing pinNickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked5.56 Bolt is shot Peened...
    $148.74
  • On Sale

    Aero precision

    AERO PRECISION Complete Black Nitride 5.56mm Bolt Carrier Group (APRH100615)

    Now: $111.34
    $120.00
    M16-cut carrierMachined from 8620 steelCarrier has forward assist serrationsBlack Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaningProperly staked gas key5.56 Bolt is machined from Carpenter 158 tool...
    Now: $111.34
    $120.00
  • On Sale

    Alex Pro Firearms

    ALEX PRO FIREARMS 224 Valkyrie DIY Kit (APF-K300)

    Now: $411.34
    $449.43
    Stripped upper receiverNickel Boron BCG416 SS Medium Contour barrel rifle length gas 1/2x28 thread pitchStainless thread protector25 round magazine
    Now: $411.34
    $449.43
  • Anderson Manufacturing

    ANDERSON AM-10 .308 Win Bolt Carrier Group (B2-L630-A000)

    $216.42
    Bolt Carrier is chrome lined and made from 8620 steelBolt is made from 9310 steelBolt is shot peened and MPI testedChrome Lined Gas Key staked properlyChrome Plated Firing PinRetaining PinCam Pin The ANDERSON AM-10 .308 Win Bolt Carrier Group...
    $216.42
  • Anderson Manufacturing

    ANDERSON AM-15 5.56 NATO Bolt Carrier Group (B2-K630-A000-0P)

    $99.72
    Standard bolt carrier group for AR-15 platform firearmsComplete with bolt assemblyChrome linedMPI testedPhosplate Finish The ANDERSON AM-15 5.56 NATO Bolt Carrier Group (B2-K630-A000-0P) is Phosphate coated and Chrome Lined. The Carrier is made from...
    $99.72
  • Anderson Manufacturing

    ANDERSON AM-15 5.56 NATO Bolt Carrier Group (B2-K630-A001-0M)

    $104.44
    M16 profile bolt carrier group for AR-15 platform firearmsComplete with bolt assemblyAnderson Logo on carrierChrome linedMPI testedPhosplate Finish The ANDERSON AM-15 5.56 NATO Bolt Carrier Group (B2-K630-A001-0M) is ready to drop into your new AR-15...
    $104.44
  • Anderson Manufacturing

    ANDERSON AM-15 6.5 Grendel Bolt Carrier Group (B2-K630-BA00)

    $122.23
    Carrier is made from 8620 steelBolt is made from 9310 steel and Phosphate coatedComes complete with Cam Pin, Firing Pin and Firing Pin Retainer The ANDERSON AM-15 6.5 Grendel Bolt Carrier Group (B2-K630-BA00) is Nitride coated and Chrome Lined. The...
    $122.23
  • Anderson Manufacturing

    ANDERSON M16 5.56mm Complete Nickel Boron Bolt Carrier Group (B2-K630-AB00)

    $111.25
    Made from 8620 steelBolt is made from 9310 steelComes complete with Cam Pin , Firing Pin and Firing Pin RetainerNickel Boron Finish ANDERSON M16 5.56 Complete Bolt Carrier Group with Nickel Boron Finish (B2-K630-AB00) Nickel Boron M16 Carrier, made...
    $111.25
  • Ballistic Advantage

    BALLISTIC ADVANTAGE AR15 6.5 Grendel Nitride Bolt (BAPA100054)

    $77.58
    6.5 Grendel Bolt machined from case hardened 9310 SteelType 2 Bolt Face (.136)4340 Steel ExtractorMil-Spec Extractor Spring and O-RingShot Peened and HPT/MPITest Fired before shipping to ensure proper function
    $77.58
  • Black Rain Ordnance

    BLACK RAIN ORDINANCE AR15 223 Rem Nickel Boron Bolt and Carrier Group (BRO-BCG)

    $133.89
    .223 Remington/5.56mm NATOComplete Bolt Carrier GroupBlack Nitride SPEC SeriesEngraved Biohazard SymbolSilver Finish The BLACK AR-15/M16 Rain Ordnance Bolt Carrier Group, Nib-X Biohazard Engraving (BRO-BCG) features Nickel Boron plating that produces an...
    $133.89
  • Cmmg

    CMMG M16 Bolt Carrier Group (55BA419)

    $155.36
    Complete Mil Spec M16 bolt carrier groupExtractor is 4140 Steel, Phosphate FinishCarrier is 8620 Steel, Chrome Lined, Phosphate Finish This CMMG 5.56 Bolt Carrier Group, Black (55BA419) is a replacement part that fits M16 OR 556 model gun, and comes in...
    $155.36
  • Cmmg

    CMMG Mk3 Bolt Carrier Group (38BA423)

    $241.16
    Complete Mk3 bolt carrier groupExtractor is S7 Tool Steel, Phosphate FinishCarrier is 8620 Steel, Chrome Lined, Phosphate Finish CMMG Part Black Bolt Carrier Group (38BA423) for the AR-10 platform. This bolt carrier group has everything you need to...
    $241.16
  • Cmmg

    CMMG Mk9 Bolt Assembly with Glock Cut (90BA46A)

    $163.98
    MK9 Complete Bolt Carrier GroupGlock Magazine/Colt SMG 9mm Luger Magazine Cut9mm LugerSteel ConstructionMatte Finish The CMMG Mk9 Bolt Assembly with Glock Cut (90BA46A) is specifically for individuals who are utilizing the 9mm Luger platform in either...
    $163.98
  • Lantac USA

    LANTAC Enhanced .308 Bolt Carrier Group (LA00300)

    $263.73
    Weight 18.1ozForward Porting, Enlarged VentsBalanced flared boss8620 Carrier, Heat Treated, Hard TurnedMPI 9310 Bolt, Hard Turned / GroundNiB UCT EXO CoatingCP-R360-H Domed Cam PinMil-Spec Gas Rings; Mil-Spec Staked Gas KeyGrade 8 Hardened FastenersAll...
    $263.73
  • Lantac USA

    LANTAC Enhanced AR15 Bolt Carrier Group (E-BCG)

    $254.95
    Forward porting, enlarged ventsBalanced flared boss8620 Carrier, Heat Treated, Hard Turned, Chrome LinedMPI Carpenter 158 Bolt, Shot Peened, Hard Turned / GroundNiB UCT EXO CoatingCP-R360 Domed Cam PinAll Hard Chrome surfaces are to MIL-STD-171 1. 2. 2...
    $254.95
  • Magpul

    MAGPUL B.A.D. Lever (MAG980 )

    $27.51
    Fits AR15/M4Machined from durable billet 6061-T6 aluminumFinished with MIL-A-8625F, Type III, Class 2 hard anodizing with manganese phosphate on the screw per MIL-DTL-16232GTorx mounting screw with Nyloc Blue patch prevents back out under recoil (Torx...
    $27.51
  • Midwest Industries

    MIDWEST INDUSTRIES Bolt Carrier Group (MI-BCG)

    $109.95
    Assembled Bolt Carrier Group for AR-15/M16Bolt made of Carpenter No. 158 steelShot peened boltBolt carrier made of 8620 steelMagnetic Particle Inspected and marked "MPI"Hard chrome lined carrier with phosphate finishChrome lined gas key,...
    $109.95
  • Patriot Ordnance Factory

    POF AR10 Ultimate Direct Impingement BCG (802)

    $324.99
    Machined from a solid piece of alloy steelCarrier is NP3 coated and has a chrome plated boltStainless steel gas inlet tube is pressed and pinned into the solid gas keyMade for .308 rifles
    $324.99
  • Patriot Ordnance Factory

    POF AR15 Ultimate Direct Impingement BCG (755)

    $274.99
    Machined from a solid piece of alloy steelCarrier is NP3 coated and has a chrome plated boltStainless steel gas inlet tube is pressed and pinned into the solid gas keyMade for .223 rifles
    $274.99
  • Primary Weapons Systems

    PRIMARY WEAPONS SYSTEMS Bootleg AR15 5.56mm Adjustable Bolt Carrier (BP-C15)

    $114.99
    Machined from S7 Tool SteelLithium Isonite Coating4 Setting Adjustable Vent System relieves excess gas pressure created from suppressor useGas Adjustment can be turned while installed in the rifleUnique lightweight designUses all standard mil spec...
    $114.99
  • PSE

    PSE Tac 15 RWX Crossbow Bolts (1960RXHX15)

    $89.99
    6 PACK - 26 1/4" LONGStraightness +/ - .006Grain weight: 425WARNING: PSE TAC arrows are the only approved projectiles for the TAC series of crossbows
    $89.99
  • Radian Weapons

    RADIAN WEAPONS Enhanced Black Nitride Bolt Carrier Group (R0081)

    $142.45
    Type: 223/5.56 NATO AR15/M16 (full auto)Bolt: Case hardened 9310 steel, shot peened w/ black nitride finishCarrier: Billet machined case hardened 8620 steel w/ black nitride finishGas Key: 4130 steel, attached using Grade 8 hardware and proper staking...
    $142.45
  • Spike's Tactical

    SPIKE'S M16 Nickel Boron Bolt Carrier Group (ST5BG03)

    $202.50
    Machined from 8620 Tool Steel (Carrier) and 158 Carpenter Steel (Bolt)Shrouded firing pinNickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)Forged Mil-Spec gas key attached with Grade 8 hardware and Properly stakedBolt is shot Peened and...
    $202.50
  • Spike's Tactical

    SPIKE'S TACTICAL 9mm Enhanced Bolt (ST9BG01)

    $179.95
    Laser Engraved with ST Spider LogoBlow Back DesignGlock Mag Cut8620 Steel BodyBlack Nitride FinishWeight: 15 oz The SPIKE'S TACTICAL 9mm Enhanced Bolt (ST9BG01) is an AR-15 9mm Luger Blowback complete bolt carrier group. It is made from 416 stainless...
    $179.95
  • Spike's Tactical

    SPIKE'S TACTICAL AR-15 5.56 NATO Complete Lightweight Nickel Boron BCG (ST5BG05)

    $225.00
    Complete Nickel Boron Plated M-16 BCGNickel Boron Coating Inside and Out (Bolt, Carrier, and Gas Key)Laser Engraved with ST Spider logoFiring Pin with Hard Chrome FinishCam Pin Nickel Boron FinishRetaining PinWeight: 10.5oz The SPIKE'S TACTICAL AR-15 5...
    $225.00
  • Spike's Tactical

    SPIKE'S TACTICAL AR15 Bolt Carrier Group (ST5BG01)

    $134.96
    Mil-Spec 8620 tool steel M16 bolt carrier w/shrouded firing pinLaser engraved with ST Spider logo (visable through ejection port door opening)Mil-Spec tool steel carrier key.Carrier key has MIL-STD-171 phosphate finish inside and out with MIL-STD-171...
    $134.96
  • WMD Guns

    WMD GUNS Carrier Group Nib-X Hammer Bolt (NIBXBCG-0002)

    $155.85
    Bolt - Carpenter 158 heat-treated, shot peened and magnetic particle inspected. Manufactured to government drawingsMilspec gas rings. NiB-X coated (40% more wear-resistant than chrome)Extractor - Manufactured, heat treated, and hardened per government...
    $155.85