FailZero 458 SOCOM EXO Nickel Boron Bolt Carrier Group

The First in Nickel Boron Coated BCG’s

The FailZero 458 SOCOM EXO Nickel Boron Bolt Carrier Group comes fully assembled and ready to drop into most mil spec AR15 upper receivers chambered in 458 SOCOM.  Featuring an expertly machined 8620 Steel Carrier and Carpenter 158 Steel bolt, both shot peened, Magnetic Particle Inspected (MPI) and High Pressure Tested (HPT).  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.  Our FailZero carriers are laser etched with the FailZero logo, and are 100% made in North Carolina, USA.

Nickel Boron treated parts include:

• Bolt & Extractor
• Bolt Carrier
• Extractor
• Cam Pin
• Carrier Key
• Firing Pin

Product Specifications

Manufacturer: FailZero
Part#: FZ-458-01-NH
Material: 8620 Steel Carrier
Type: M16 Full Auto
Bolt: Carpenter 158
Extractor: D2 Tool Steel
Coating: EXO Nickel Boron
Forward Assist Serrations: Yes
Compatibility: M16 / M4 / AR15
Caliber: 458 SOCOM
Other: Shot Peened, MPI/HPT Inspected

MSRP: $179.99

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