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BCG Shop By Caliber

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
Mercury Precision 9MM Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (External Extractor)
Mercury Precision 9MM Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (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
$149.99 $109.99
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
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
Recoil Technologies AR-15 .300 BlackOut Complete Bolt Carrier Group
$99.99 $64.99
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
Recoil Technologies PCC AR Bolt Assembly for .45 ACP
Recoil Technologies PCC AR Bolt Assembly for .45 ACP
$129.99 $94.99
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)
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
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
$109.99 $79.99
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
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
US Tactical Ind. AR-15 6mm ARC II QPQ Nitride Complete Bolt Carrier Group
US Tactical Ind. AR-15 6mm ARC II QPQ Nitride Complete Bolt Carrier Group
$114.99 $82.99
MMC Combos BCG & Charging Handle Combos AR-15 9MM BCG + AR-15 Ambidextrous
MMC Combos BCG & Charging Handle Combos AR-15 9MM BCG + AR-15 Ambidextrous "Holy" Charging Handle
$149.99 $114.99
MMC Combos Sylvan Arms 9mm Glock Magwell Conversion Block + 9mm Nitride Bolt Carrier Group +
MMC Combos Sylvan Arms 9mm Glock Magwell Conversion Block + 9mm Nitride Bolt Carrier Group + "Holy" Ambidextrous AR-15 Charging Handle
$284.99 $214.99

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  • BCG > .450 Bushmaster / .458 Socom
  • BCG >.22 LR Conversion Kits
  • BCG >.308 / 6.5 Creedmoor
  • BCG >.40 S&W/10 MM
  • BCG >.45 ACP
  • BCG >.450 Bushmaster / .458 Socom
  • BCG > .308 / 6.5 Creedmoor
  • BCG > .45 ACP
  • BCG > 5.56 / .223 / 300 Blk / .350 Legend
  • BCG > 6.5 Grendel
  • BCG > 7.62x39
  • BCG > 9mm

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 [139]

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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 Sale
In Stock
Select Options
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 Sale
In Stock
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Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
Davidson Defense Premium Left Handed M16 AR-15 Black Nitride Finish Bolt Carrier Group BCG
$279.99 $124.99 Sale
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Mercury Precision 9MM Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (External Extractor)
Mercury Precision 9MM Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (External Extractor)
$134.99 $99.99 Sale
In Stock
Add To Cart
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
$149.99 $109.99 Sale
In Stock
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Recoil Technologies Premium AR-15 450 Bushmaster & 458 Socom Bolt Carrier Group BCG
Recoil Technologies Premium AR-15 450 Bushmaster & 458 Socom Bolt Carrier Group BCG
$195.00 $94.95 Sale
Out of Stock
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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
$109.99 $79.99 Sale
In Stock
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3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Blue** Only 5.9 Oz Designed For 3 Gun Competition
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish- Blue** Only 5.9 Oz Designed For 3 Gun Competition
(1)
$299.99 $139.99 Sale
Out of Stock
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3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish **Red Color** Only 5.9 Oz Designed For 3 Gun Competition
3 Gun Labs Inc. Ar-15 LMB Low Mass Aluminum 5.56 Nato .223 Rem 300 Blackout (BCG) Bolt Carrier Group **Very Durable Plasma Finish **Red Color** Only 5.9 Oz Designed For 3 Gun Competition
$299.99 $139.99 Sale
Out of Stock
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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 Sale
In Stock
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BCG & Charging Handle Combos Mercury Precision LR-308 Nickel Boron BCG + Charging Handle - Fits All .308 Win, 6.5 Creed, .243 Win
BCG & Charging Handle Combos Mercury Precision LR-308 Nickel Boron BCG + Charging Handle - Fits All .308 Win, 6.5 Creed, .243 Win
$219.99 $134.99 Sale
In Stock
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MMC Combos BCG & Charging Handle Combos Recoil Technologies LR-308 Nitride Bolt Carrier Group BCG & US Tactical LR-308 Charging Handle Tac Latch DIY Combo
MMC Combos BCG & Charging Handle Combos Recoil Technologies LR-308 Nitride Bolt Carrier Group BCG & US Tactical LR-308 Charging Handle Tac Latch DIY Combo
$149.99 $114.99 Sale
In Stock
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Recoil Technologies AR-15 Phosphate 7.62x39 Bolt Carrier Group
Recoil Technologies AR-15 Phosphate 7.62x39 Bolt Carrier Group
$159.99 $119.99 Sale
Out of Stock
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Davidson Defense 450 Bushmaster and 458 Socom BCG
Davidson Defense 450 Bushmaster and 458 Socom BCG
$149.99 $109.99 Sale
In Stock
Add To Cart
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos SB Tactical SBA3 Brace AR-15 Finish Your Pistol Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$329.99 $239.99 Sale
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MMC Combos BCG & Charging Handle Combos LR-308 BCG and Charging Handle
MMC Combos BCG & Charging Handle Combos LR-308 BCG and Charging Handle
$144.99 $109.99 Sale
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Adaptive Tactical Stock LR-308 Finish Your Rifle Kit
Adaptive Tactical Stock LR-308 Finish Your Rifle Kit
$324.99 $234.99 Sale
In Stock
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MMC Combos KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$284.99 $179.99 Sale
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MMC Combos KAK Shockwave 2.0M AR-15 Finish Your Pistol Build Kit - 9mm
MMC Combos KAK Shockwave 2.0M AR-15 Finish Your Pistol Build Kit - 9mm
$324.99 $199.99 Sale
In Stock
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MMC Combos LR-308 BCG + 20 Round PMAG
MMC Combos LR-308 BCG + 20 Round PMAG
$174.99 $129.99 Sale
In Stock
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MMC Combos LR-308 LPK + BCG
MMC Combos LR-308 LPK + BCG
$194.99 $149.99 Sale
In Stock
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MMC Combos AR-15 9mm BCG + Pistol Caliber AR-15 Billet Upper Receiver
MMC Combos AR-15 9mm BCG + Pistol Caliber AR-15 Billet Upper Receiver
$209.99 $159.99 Sale
In Stock
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MMC Combos AR-15 Sylvan Arms 9mm Magwell Adapter + United Defense 9mm BCG
MMC Combos AR-15 Sylvan Arms 9mm Magwell Adapter + United Defense 9mm BCG
$259.99 $194.99 Sale
In Stock
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MMC Combos KAK Blade AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
MMC Combos KAK Blade AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$269.99 $194.99 Sale
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