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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 $64.99
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 PCC AR Bolt Assembly for .45 ACP
Recoil Technologies PCC AR Bolt Assembly for .45 ACP
$129.99 $94.99
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
$104.99 $79.99
Mercury Precision Mercury Precision .308 LR308 Complete Bolt Carrier Assembly Nickel Boron, Fits Most .308 AR Based Rifles
Mercury Precision Mercury Precision .308 LR308 Complete Bolt Carrier Assembly Nickel Boron, Fits Most .308 AR Based Rifles
$189.99 $149.99
US Tactical Ind. AR-15 6.5 Grendel II QPQ Nitride Complete Bolt Carrier Group
US Tactical Ind. AR-15 6.5 Grendel II QPQ Nitride Complete Bolt Carrier Group
$94.99 $69.99
Bear Creek 7.62x39/12.7x42/9x39 Nitride Bolt Carrier Group
Bear Creek 7.62x39/12.7x42/9x39 Nitride Bolt Carrier Group
$71.99 $69.99
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous
MMC Combos BCG & Charging Handle Combos AR-15 Ambidextrous "Holy" Charging Handle + AR-15 BCG
$99.99 $82.99
(1)
Omega Manufacturing Firing Pin Retaining Pin Mil-Spec AR-15 M4 M16
Omega Manufacturing Firing Pin Retaining Pin Mil-Spec AR-15 M4 M16
$4.99 $2.99
(2)
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
$14.99 $4.99
Recoil Technologies 9mm AR-15 Firing Pin - Titanium
Recoil Technologies 9mm AR-15 Firing Pin - Titanium
$14.99 $11.99
Omega Mfg. Nitride Gas Key
Omega Mfg. Nitride Gas Key
$9.99 $6.99
Recoil Technologies AR-15/AR-9 9mm Bolt Carrier Group
Recoil Technologies AR-15/AR-9 9mm Bolt Carrier Group
$124.99 $94.99
Omega Mfg. AR-15 Phosphate Machined Firing Pin Retainer
Omega Mfg. AR-15 Phosphate Machined Firing Pin Retainer
$4.99 $1.99

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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 [177]

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Davidson Defense 5.56 NATO Hybrid BCG, Gold TiN Carrier, Nitride Bolt & Key
Davidson Defense 5.56 NATO Hybrid BCG, Gold TiN Carrier, Nitride Bolt & Key
$149.99 $109.99 Sale
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Bear Creek Arsenal 6.5 Grendel Type II, Side Charging BCG, Nitride
Bear Creek Arsenal 6.5 Grendel Type II, Side Charging BCG, Nitride
$99.99 $84.99 Sale
In Stock
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Bear Creek Arsenal 7.62x39 / 12.7x42 Right Side Charging BCG, Nitride
Bear Creek Arsenal 7.62x39 / 12.7x42 Right Side Charging BCG, Nitride
$99.99 $84.99 Sale
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Bear Creek Arsenal .458 SOCOM / .450 Bushmaster Right-Side Charging BCG – Nitride
Bear Creek Arsenal .458 SOCOM / .450 Bushmaster Right-Side Charging BCG – Nitride
$112.99 $84.99 Sale
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Davidson Defense Nickel Boron BCG Combo w/ Wilson Combat Single-Stage Trigger
Davidson Defense Nickel Boron BCG Combo w/ Wilson Combat Single-Stage Trigger
$259.99 $199.99 Sale
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Davidson Defense Nickel Boron BCG Combo w/ Davidson Defense
Davidson Defense Nickel Boron BCG Combo w/ Davidson Defense "Blue Ridge" Drop in Trigger
$284.99 $214.99 Sale
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KAK Industries K-SPEC Enhanced AR-15 BCG, 5.56/.300 Blackout, Dual Ejector, Sand Cuts, Full Chrome Finish
KAK Industries K-SPEC Enhanced AR-15 BCG, 5.56/.300 Blackout, Dual Ejector, Sand Cuts, Full Chrome Finish
$294.99 $219.99 Sale
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PCC AR15 .45 ACP Bolt Carrier Group & Mil-Spec Charging Handle Featuring The Recoil Technologies .45 ACP Bolt Carrier Group
PCC AR15 .45 ACP Bolt Carrier Group & Mil-Spec Charging Handle Featuring The Recoil Technologies .45 ACP Bolt Carrier Group
$114.99 $94.99 Sale
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.308 AR Bolt Carrier Group Ejector Spring
.308 AR Bolt Carrier Group Ejector Spring
$4.99
In Stock
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Bolt Extractor Spring
Bolt Extractor Spring
$9.99 $4.99 Sale
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.308 Bolt Head
.308 Bolt Head
$114.99 $84.99 Sale
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Dedicated AR-15 .22LR 16
Dedicated AR-15 .22LR 16" Barrel and Bolt Combo Featuring The ELD Performance Dedicated .22LR Stainless Steel Bolt Carrier Group
$324.99 $274.99 Sale
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Recoil Technologies 5.56x45mm Full Nickel Boron Bolt Carrier Group for 556/300BLK/350 Legend
Recoil Technologies 5.56x45mm Full Nickel Boron Bolt Carrier Group for 556/300BLK/350 Legend
$134.99 $114.99 Sale
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Recoil Technologies AR15 BCG 5.56/300 Blackout, Hard Chrome Plating (Extractor is Phosphate), M16 Cut
Recoil Technologies AR15 BCG 5.56/300 Blackout, Hard Chrome Plating (Extractor is Phosphate), M16 Cut
$174.99 $129.99 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
In Stock
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Recoil Technologies PCC AR Bolt Assembly for .45 ACP
Recoil Technologies PCC AR Bolt Assembly for .45 ACP
$129.99 $94.99 Sale
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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
$14.99 $11.99 Sale
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AR15 Extractor - 5.56
AR15 Extractor - 5.56
$14.99 $7.99 Sale
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BCG/CH: Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group + Knurled Threaded Side Charging Handle for Tactical Solutions Group Side Charging BCG x2
BCG/CH: Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group + Knurled Threaded Side Charging Handle for Tactical Solutions Group Side Charging BCG x2
$149.99 $109.99 Sale
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Bear Creek 7.62x39/12.7x42/9x39 Nitride Bolt Carrier Group
Bear Creek 7.62x39/12.7x42/9x39 Nitride Bolt Carrier Group
$71.99 $69.99 Sale
In Stock
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Recoil Technologies AR-15/AR-9 9mm Bolt Carrier Group
Recoil Technologies AR-15/AR-9 9mm Bolt Carrier Group
$124.99 $94.99 Sale
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Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 Legend BCG + Side Charging Handles x2
Recoil Technologies AR-15 Side Charging 5.56/.223/.300 Blackout/.350 Legend BCG + Side Charging Handles x2
$114.99 $104.99 Sale
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Side Charging Starter Kit Featuring: Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging BCG + Davidson Defense AR-15 'Side-Car' Side Charging Billet Upper Receiver
Side Charging Starter Kit Featuring: Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging BCG + Davidson Defense AR-15 'Side-Car' Side Charging Billet Upper Receiver
$249.99 $189.99 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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