FailZero Gun Parts
(15 deals total)

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2 weeks ago
Not all Nickel Boron is created equal and FailZero is the undisputed pioneer of Nickel Boron technology. When failure is not an option, you can depend on FailZero. The .224 Valkyrie Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC upper receivers. All critical parts are coated with EXO Nickel Boron technology providing permanent dry lubricity, extreme durability and increased wear and corrosion resistance. This patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle. Features: - M16 cut carrier
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2 months ago
The FailZero 9mm AR9 Bolt Carrier Group (BCG) is fully assembled and can fit into most 9mm AR platform rifles and pistols and is compatible with Colt and Glock style magazines. This 9mm BCG is constructed from 8620 steel and features a staked gas key which acts as a carrier guide to keep the BCG oriented correctly since it is a blowback design. The firing pin is chrome plated for added durability and every other component is salt bath Nitride finished for increased hardness and lubricity making it wear resistant and easy to clean.
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2 months ago
FailZero AR9, 9MM BCG, Black Nitride FZ-9MM-NITRIDE-BCG Manufacturer Failzero Model AR9 UPC 094922269836 SKU FZ-9MM-NITRIDE-BCG Width 4.0000 Length 11.0000 Height 2.2500 Weight 1.0000 Description No Hammer Finish/color Nitride Type Bolt Carrier Group
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5 months ago , by Dealer
FailZero LR-308 BCG Nickel Boron This .308 WIN Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in .308 WIN. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. EXO Nickel Boron makes for easy cleanup and will improve the performance of your rifle.
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6 months ago
Self-Lubricating Surface Treatment Provides Smooth, Reliable Function
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15 months ago
This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. Our patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle. Note: DPMS Pattern and 6.5 Creedmoor compatible! Nickel Boron treated parts include: Bolt & Extractor (.308 compatible) Bolt Carrier Extractor Cam Pin Carrier Key Firing Pin SKU: FZ-AR10-NH
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16 months ago , by Dealer
Fail Zero .450 Bushmaster BCG Nickel Boron
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19 months ago
Not all Nickel Boron is created equal and FailZero is the undisputed pioneer of Nickel Boron technology. When failure is not an option, you can depend on FailZero. The M16 Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC upper receivers. All critical parts are coated with EXO Nickel Boron technology providing permanent dry lubricity, extreme durability and increased wear and corrosion resistance. This patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle.
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19 months ago
This 7.62x39mm Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC upper receivers. All critical parts are coated with EXO Nickel Boron technology providing permanent dry lubricity, extreme durability and increased wear and corrosion resistance. This patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle. NOTE: In spite of the included Enhanced Firing Pin, light strikes may still occur when shooting TulAmmo or Golden Tiger ammunition due to excessive primer depth. Features: - 7.62x39mm compatible
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20 months ago
Simply drop this FailZero AR15 Bolt Carrier Group, No Hammer into your Mil-Spec upper receiver to ensure your weapon is properly performing with every shot. The majority of components in these FailZero Bolt Carrier Groups are nickel boron-treated to create a stronger part that is resistant to corrosion and has permanent dry lubricity . The FailZero AR15 5.56/.223 Bolt Carrier Group, No Hammer comes fully-assembled so that you can easily install it without worry. Upgrade to the FailZero AR15 Semi-Auto BCG, No Hammer to improve your weapon's function with a rugged, reliable bolt carrier group.
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27 months ago
Not all Nickel Boron is created equal and FailZero is the undisputed pioneer of Nickel Boron technology. When failure is not an option, you can depend on FailZero. The AR-15 Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC upper receivers. All critical parts are coated with EXO Nickel Boron technology providing permanent dry lubricity, extreme durability and increased wear and corrosion resistance. This patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle.
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27 months ago
FailZero M16 AR-15 Nickel Boron M16 Bolt Carrier Group Sign Up for our Newsletter and receive an additional COUPON CODE for another purchase CLICK HERE TO SIGN UP FOR NEWSLETTER
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28 months ago
This 7.62x39mm Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC upper receivers. All critical parts are coated with EXO Nickel Boron technology providing permanent dry lubricity, extreme durability and increased wear and corrosion resistance. This patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle. NOTE: In spite of the included Enhanced Firing Pin, light strikes may still occur when shooting TulAmmo or Golden Tiger ammunition due to excessive primer depth. Features: - 7.62x39mm compatible
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42 months ago , by Dealer
Bolt Extractor Bolt Carrier Gas Key Gun attachment with Cam Pin Firing Pin
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43 months ago
Item Number: 155707 FailZero, M16/M4 Bolt Carrier Group, No Hammer, Completely Assembled, EXO Nickel Boron Coated, Nickel Finish - Nickel Boron treated - Extreme durability - Dry lubricity - Corrosion resistant This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. MPN#: FZ-M16-NH
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KyGunCo 734