Fail Zero .458 SOCOM EXO Nickel Boron Bolt Carrier Group - No Hammer

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Product Code: FZ-458-01-NH
Quantity in Stock Quantity in Stock: IN STOCK
MSRP: $189.99
Sale Price: Sale Price: $171.45
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Fail Zero .458 SOCOM EXO Nickel Boron Bolt Carrier Group - BCG

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.


  • .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
  • Bolt Finish - Nickel Boron
  • Bolt Material - Carpenter 158 Steel
  • Brand - Fail Zero
  • Caliber Gauge - .458 SOCOM
  • Carrier Finish - Nickel Boron
  • Carrier Material - 8620 Carpenter Steel
  • Carrier Style - M16 Bolt Carrier
  • Platform - AR-15
  • High Pressure Tested