FailZero EXO Coated .458 SOCOM Complete AR-15 Bolt Carrier Group

This Bolt Carrier Group is fully assembled and drop-in ready for most MIL-SPEC .458 SOCOM 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:

• .458 SOCOM and .450 Bushmaster compatible
• Magnetic particle inspected
• Live fire tested
• EXO Nickel Boron treated parts include:
• Bolt, extractor, bolt carrier, cam pin, carrier key, and firing pin

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.