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  • Top Sellers

Top Sellers

Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
$199.99 $79.99
Custom Deal Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
Custom Deal Adaptive Tactical AR-15 Finish Your Rifle Build Kit - 5.56/.223/.300/.350
$249.99 $179.99
Recoil Technologies Ion Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
Recoil Technologies Ion Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
$322.95 $109.99
United Defense AR-15 5.56/.223 Complete Bolt Carrier Group
United Defense AR-15 5.56/.223 Complete Bolt Carrier Group
$199.99 $59.99
Mercury Precision AR 9mm Complete Bolt Carrier Group
Mercury Precision AR 9mm Complete Bolt Carrier Group
$149.99 $79.99
Custom Deal BCG & Charging Handle Combos AR-15 Ambidextrous
Custom Deal BCG & Charging Handle Combos AR-15 Ambidextrous "Holy" Charging Handle + AR-15 BCG
$299.99 $99.99
US Tactical Ind. Enhanced Stainless Steel 5.56/9mm Firing Pin Retainer ** 2 Pack**
US Tactical Ind. Enhanced Stainless Steel 5.56/9mm Firing Pin Retainer ** 2 Pack**
$19.99 $4.49
Custom Deal BCG & Charging Handle Combos AR-15 9MM BCG + AR-15 Ambidextrous
Custom Deal BCG & Charging Handle Combos AR-15 9MM BCG + AR-15 Ambidextrous "Holy" Charging Handle
$289.99 $139.99
Mercury Precision LR-308 Complete Bolt Carrier Assembly Nickel Boron Finish - .308 WIN/6.5 Creedmoor/.243 WIN
Mercury Precision LR-308 Complete Bolt Carrier Assembly Nickel Boron Finish - .308 WIN/6.5 Creedmoor/.243 WIN
$349.99 $129.99
Fail Zero M16 AR-15 Nickel Boron M16 Bolt Carrier Group Complete
Fail Zero M16 AR-15 Nickel Boron M16 Bolt Carrier Group Complete
$199.99 $149.99
Adaptive Tactical Stock AR-15 Finish Your Rifle Kit - 9mm
Adaptive Tactical Stock AR-15 Finish Your Rifle Kit - 9mm
$444.99 $179.99
ADK Defense LR-308 BCG & Forged Charging Handle Combo
ADK Defense LR-308 BCG & Forged Charging Handle Combo
$189.99 $129.95

New Releases

Davidson Defense 'Stompin' Grounds' 16
Davidson Defense 'Stompin' Grounds' 16" AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$589.99 $274.99
Davidson Defense 'Yonder' 16
Davidson Defense 'Yonder' 16" AR-15 7.62x39 Nitride Rifle Upper Build Kit
$554.99 $239.99
Davidson Defense 'Britches' 16
Davidson Defense 'Britches' 16" AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$644.99 $329.99
Davidson Defense 'Nickels On The Dime' 8.5
Davidson Defense 'Nickels On The Dime' 8.5" AR-15 9mm Nitride Pistol Complete Upper Build Kit
$634.99 $319.99

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  1. Home
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  3. Bolt Carrier Groups (BCG) & Parts

Bolt Carrier Groups (BCG) & Parts

If you’re building an AR, looking to change calibers, or just need to change out the BCG in your current AR, this section showcases many different options. Check out our Black Nitride finish BCGs which are easy to clean, don’t require a lot of oil, and are durable and corrosion resistant. If you are looking for something unique with a little flash, yet still a good value, the United Defense Nickel Boron has a nice silvery nickel finish, needs even less oil due to its chemical properties, and is really easy to clean.

  • BCG | Product Only
  • BCG Product Only
  • BCG Combos
  • BCG Parts

Products [407]

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Fail Zero M16 AR-15 Nickel Boron M16 Bolt Carrier Group Complete
Fail Zero M16 AR-15 Nickel Boron M16 Bolt Carrier Group Complete
$199.99 $149.99 Sale
In Stock.
Add To Cart
Recoil Technologies AR-18 AR-180 Enhanced Titanium Firing Pin ( Fixes All Firing Pin Issues)
Recoil Technologies AR-18 AR-180 Enhanced Titanium Firing Pin ( Fixes All Firing Pin Issues)
$34.95 $12.99 Sale
In Stock.
Add To Cart
Rifle Bolt Aluminum Shroud Extension for Ruger Precision Rifle .308 .243 6.5 Creedmoor
Rifle Bolt Aluminum Shroud Extension for Ruger Precision Rifle .308 .243 6.5 Creedmoor
$99.99 $16.99 Sale
In Stock.
Add To Cart
FailZero M16 AR-15 Nickel Boron M16 Bolt Carrier Group BCG NIB
FailZero M16 AR-15 Nickel Boron M16 Bolt Carrier Group BCG NIB
$159.99 $149.99 Sale
In Stock.
Add To Cart
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Recoil Technologies AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
$199.99 $79.99 Sale
In Stock.
Add To Cart
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
In Stock.
Add To Cart
Mercury Precision AR 9mm Complete Bolt Carrier Group
Mercury Precision AR 9mm Complete Bolt Carrier Group
$149.99 $79.99 Sale
In Stock.
Add To Cart
Recoil Technologies Ion Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
Recoil Technologies Ion Nitride LR-308 Bolt Carrier Group - .308 WIN/6.5 Creedmoor/.243 WIN
$322.95 $109.99 Sale
In Stock.
Add To Cart
Recoil Technologies AR-15 9mm Stainless Steel Firing Pin
Recoil Technologies AR-15 9mm Stainless Steel Firing Pin
$34.99 $8.99 Sale
In Stock.
Add To Cart
US Tactical Ind. Enhanced Stainless Steel 5.56/9mm Firing Pin Retainer ** 2 Pack**
US Tactical Ind. Enhanced Stainless Steel 5.56/9mm Firing Pin Retainer ** 2 Pack**
$19.99 $4.49 Sale
In Stock.
Add To Cart
ADK Defense LR-308 BCG & Forged Charging Handle Combo
ADK Defense LR-308 BCG & Forged Charging Handle Combo
$189.99 $129.95 Sale
In Stock.
Add To Cart
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
$399.99 $169.99 Sale
In Stock.
Add To Cart
Prime Weaponry AR-15 5.56/.223 Titanium Nitride Bolt Carrier Group - *Made in The USA*
Prime Weaponry AR-15 5.56/.223 Titanium Nitride Bolt Carrier Group - *Made in The USA*
$189.99 $134.99 Sale
In Stock.
Add To Cart
Omega Mfg. AR-15 M4 M16 Mil-Spec Firing Pin
Omega Mfg. AR-15 M4 M16 Mil-Spec Firing Pin
$18.99 $9.99 Sale
In Stock.
Add To Cart
H&M Nitride Heavy Duty  AR-15 M4 M16 Mil-Spec Cam Pin
H&M Nitride Heavy Duty AR-15 M4 M16 Mil-Spec Cam Pin
$19.99 $7.99 Sale
In Stock.
Add To Cart
Omega Manufacturing Firing Pin Retaining Pin Mil-Spec AR-15 M4 M16
Omega Manufacturing Firing Pin Retaining Pin Mil-Spec AR-15 M4 M16
$5.00 $2.49 Sale
In Stock.
Add To Cart
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
Stainless Steel Raven P25 MP25 Model Raven Firing Pin
$19.99 $6.99 Sale
In Stock.
Add To Cart
Davidson Defense 6.5 Grendel Type 2 Bolt Carrier Group BCG
Davidson Defense 6.5 Grendel Type 2 Bolt Carrier Group BCG
$199.99 $159.99 Sale
In Stock.
Add To Cart
Mercury Precision LR-308 Complete Bolt Carrier Assembly Nickel Boron Finish - .308 WIN/6.5 Creedmoor/.243 WIN
Mercury Precision LR-308 Complete Bolt Carrier Assembly Nickel Boron Finish - .308 WIN/6.5 Creedmoor/.243 WIN
$349.99 $129.99 Sale
In Stock.
Add To Cart
Custom Deal BCG & Charging Handle Combos LR-308 BCG and Charging Handle
Custom Deal BCG & Charging Handle Combos LR-308 BCG and Charging Handle
$365.99 $144.99 Sale
In Stock.
Add To Cart
Custom Deal KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
Custom Deal KAK Shockwave 2.0-M AR-15 Finish Your Pistol Build Kit - 5.56/.223/.300 BLKOUT/.350 Legend
$254.99 $184.99 Sale
In Stock.
Add To Cart
Custom Deal LR-308 BCG + 20 Round PMAG
Custom Deal LR-308 BCG + 20 Round PMAG
$352.99 $154.99 Sale
In Stock.
Add To Cart
 LR-308 LPK + BCG
LR-308 LPK + BCG
$442.99 $184.99 Sale
In Stock.
Add To Cart
Custom Deal AR-15 9mm BCG + Sylvan Arms Pistol Mag Speed Loader
Custom Deal AR-15 9mm BCG + Sylvan Arms Pistol Mag Speed Loader
$269.99 $139.99 Sale
In Stock.
Add To Cart
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