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Bolt Carrier Groups (BCG) & Parts

Top Sellers

Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group *Made In The USA*
$89.99 $59.99
Davidson Defense 9MM Nitride Bolt Carrier Group 8620 Alloy Steel – Compatible with Glock and Colt Magazines (External Extractor)
Davidson Defense 9MM Nitride Bolt Carrier Group 8620 Alloy Steel – Compatible with Glock and Colt Magazines (External Extractor)
$134.99 $99.99
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
Gauntlet Arms Complete Upper Receiver With Bolt Carrier & Charging Handle Combo
$154.99 $134.99
Recoil Technologies Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
Recoil Technologies Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
$119.99 $89.99
Recoil Technologies Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 LegendBCG + Side Charging Handles x2
Recoil Technologies Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 LegendBCG + Side Charging Handles x2
$114.99 $104.99
Omega MFG Omega Mfg Ar-15 M4 M16 Mil Spec Firing Pin
Omega MFG Omega Mfg Ar-15 M4 M16 Mil Spec Firing Pin
$9.99 $4.99
Davidson Defense 5.56 NATO AR-15 Bolt Carrier Group,
Davidson Defense 5.56 NATO AR-15 Bolt Carrier Group, "Holy" AR-15 Ambidextrous Charging Handle
$99.99 $74.99
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
$14.99 $4.99
Omega Mfg Firing Pin Retaining Pin Mil Spec AR15 M4 M16
Omega Mfg Firing Pin Retaining Pin Mil Spec AR15 M4 M16
$4.99 $2.99
US Tactical AR-15 6.5 Grendel II QPQ Nitride Complete Bolt Carrier Group
US Tactical AR-15 6.5 Grendel II QPQ Nitride Complete Bolt Carrier Group
$119.99 $89.99
Bear Creek Arsenal BCG 7.62x39/12.7x42/9x39, Full Assembly, Nitride
Bear Creek Arsenal BCG 7.62x39/12.7x42/9x39, Full Assembly, Nitride
$94.99 $69.99
Recoil Technologies PCC AR Bolt Assembly for 10mm/.40 S&W
Recoil Technologies PCC AR Bolt Assembly for 10mm/.40 S&W
$141.99 $94.99
Davidson Defense Nitride Gas Key
Davidson Defense Nitride Gas Key
$9.99 $4.99
Recoil Technologies 9mm AR-15 Firing Pin - Titanium
Recoil Technologies 9mm AR-15 Firing Pin - Titanium
$19.99 $9.99
Davidson Defense 9MM AR-15 Bolt Carrier Group, Mil-Spec AR-15 Charging Handle
Davidson Defense 9MM AR-15 Bolt Carrier Group, Mil-Spec AR-15 Charging Handle
$134.99 $104.99
Davidson Defense AR-15 Ambidextrous Charging Handle, AR-15 5.56/.233/.330BLK Nitride Bolt Carrier Group
Davidson Defense AR-15 Ambidextrous Charging Handle, AR-15 5.56/.233/.330BLK Nitride Bolt Carrier Group
$92.99 $69.99

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NEW RELEASES

Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group (LIMITED TIME)
$149.99 $104.99 Sale
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Products [101]

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Blind Box 9MM Complete Bolt Assembly, Only Colt Magazine Compatible
Blind Box 9MM Complete Bolt Assembly, Only Colt Magazine Compatible
$112.99 $84.99 Sale
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Davidson Defense AR-15 Complete Upper Build Kit, 7075-T6 Anodized Upper, M4 Feed Ramps, BCG Made In USA (5.56/.223/.300/.350), Blind Box Ambi Charging Handle, Forward Assist & Dust Cover
Davidson Defense AR-15 Complete Upper Build Kit, 7075-T6 Anodized Upper, M4 Feed Ramps, BCG Made In USA (5.56/.223/.300/.350), Blind Box Ambi Charging Handle, Forward Assist & Dust Cover
$185.99 $139.99 Sale
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ELD Performance Dedicated 22 LR Stainless Steel Bolt Group
ELD Performance Dedicated 22 LR Stainless Steel Bolt Group
$219.99 $164.99 Sale
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Davidson Defense AR-15 Ambidextrous Charging Handle, AR-15 5.56/.233/.330BLK Nitride Bolt Carrier Group
Davidson Defense AR-15 Ambidextrous Charging Handle, AR-15 5.56/.233/.330BLK Nitride Bolt Carrier Group
$92.99 $69.99 Sale
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KAK Industries AR-15 5.56/300 Blackout BCG, Chrome Lined Phosphate, OEM
KAK Industries AR-15 5.56/300 Blackout BCG, Chrome Lined Phosphate, OEM
$129.99 $94.99 Sale
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Davidson Defense 9MM Nitride Bolt Carrier Group 8620 Alloy Steel w/ Breek Arms Warhammer MOD2 MICRO Ambi Charging Handle, Black
Davidson Defense 9MM Nitride Bolt Carrier Group 8620 Alloy Steel w/ Breek Arms Warhammer MOD2 MICRO Ambi Charging Handle, Black
$184.99 $139.99 Sale
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Bear Creek Arsenal .458 SOCOM / .450 Bushmaster Bolt Carrier Group
Bear Creek Arsenal .458 SOCOM / .450 Bushmaster Bolt Carrier Group
$74.99
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Recoil Technologies PCC AR Bolt Assembly for 10mm/.40 S&W
Recoil Technologies PCC AR Bolt Assembly for 10mm/.40 S&W
$141.99 $94.99 Sale
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Recoil Technologies 9mm AR-15 Firing Pin - Titanium
Recoil Technologies 9mm AR-15 Firing Pin - Titanium
$19.99 $9.99 Sale
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Bear Creek Arsenal BCG 7.62x39/12.7x42/9x39, Full Assembly, Nitride
Bear Creek Arsenal BCG 7.62x39/12.7x42/9x39, Full Assembly, Nitride
$94.99 $69.99 Sale
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Recoil Technologies Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 LegendBCG + Side Charging Handles x2
Recoil Technologies Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 LegendBCG + Side Charging Handles x2
$114.99 $104.99 Sale
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Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group - FIRE SALE
Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group - FIRE SALE
$149.99 $87.99 Sale
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Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group
Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group
$134.99 $99.99 Sale
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Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group
Mercury Precision AR-15 5.56/.223, HPT/MPI Tested, Full Auto Profile, 9310 Steel Nitride Bolt Carrier Group
$139.99 $99.99 Sale
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Titanium Nitride AR-15 Cam Pin - Gold
Titanium Nitride AR-15 Cam Pin - Gold
$14.99 $9.99 Sale
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BCG + Mag Bundle: Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group + 10 - Pack Magpul PMAG GEN M3 Windowed Magazine
BCG + Mag Bundle: Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group + 10 - Pack Magpul PMAG GEN M3 Windowed Magazine
$314.99 $234.99 Sale
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Davidson Defense 9MM Complete 8620 Nitride Bolt Carrier Group (External Extractor), 10× ProMag 32-Round Glock-Compatible Magazines Black Polymer
Davidson Defense 9MM Complete 8620 Nitride Bolt Carrier Group (External Extractor), 10× ProMag 32-Round Glock-Compatible Magazines Black Polymer
$449.99 $339.99 Sale
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MMC Combos ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20 Rd + .308/7.62 BCG FWD Assist Notches QPQ
MMC Combos ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20 Rd + .308/7.62 BCG FWD Assist Notches QPQ
$194.99 $119.99 Sale
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MMC Combos ProMag 9MM Glock Magazine, 32 Rd + 9MM Nitride Bolt Carrier Group
MMC Combos ProMag 9MM Glock Magazine, 32 Rd + 9MM Nitride Bolt Carrier Group
$154.99 $119.99 Sale
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MMC Combos Strike Industries AR-15 Magazine .223/5.56, 32 Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
MMC Combos Strike Industries AR-15 Magazine .223/5.56, 32 Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
$99.99 $74.99 Sale
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MMC Combos HEXMAG, Magazine, .223 Remington/5.56NATO, 30Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
MMC Combos HEXMAG, Magazine, .223 Remington/5.56NATO, 30Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
$124.99 $79.99 Sale
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MMC Combos DuraMag Magazine .223 Rem/5.56 NATO 30 Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
MMC Combos DuraMag Magazine .223 Rem/5.56 NATO 30 Rd + Premium AR-15 5.56 Complete Bolt Carrier Group
$114.99 $79.99 Sale
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MMC Combos Mag and Rack Combos Featuring: .308/7.62 BCG FWD Assist Notches QPQ + LR-308 Holy Ambi Charging Handle + ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20Rd
MMC Combos Mag and Rack Combos Featuring: .308/7.62 BCG FWD Assist Notches QPQ + LR-308 Holy Ambi Charging Handle + ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20Rd
$219.99 $169.99 Sale
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MMC Combos Mag and Rack Combos Featuring: .308/7.62 BCG FWD Assist Notches QPQ + LR-308 Charging Handle Aluminum + ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20Rd
MMC Combos Mag and Rack Combos Featuring: .308/7.62 BCG FWD Assist Notches QPQ + LR-308 Charging Handle Aluminum + ProMag DPMS LR-308 AR-10 Magazine .308 Win/7.62 NATO, 20Rd
$214.99 $159.99 Sale
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Here at MMC Armory we carry a wide range of bolt carrier groups(BCGs) and parts for your AR-15 and LR-308 platforms. We also offer .22lr conversion kits. Some of the brands featured here are Faxon, Fail Zero, Angstadt Arms, Sons of Liberty Gun Works, Kaw Valley Precision, and more. We carry BCG's for all popular calibers including .223 Wylde, 5.56 NATO,.224 Valkyrie, 300 Legend, .458 SOCOM, 12.7x42 (.50 Beowulf), .450 Bushmaster, 9mm, 7.62x39, 300 Blackout (AAC), 6.5 Creedmoor, 6.5 Gendel, 45 ACP, and .243 WIN. Be sure to check out our MMC Bundles for added value.
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