American Made Parts for American Rifle Builders

FailZero

FailZero 5.56/.223 Bolt Assembly, EXO Nickel Boron Coated

Retail: $85.00
$82.95
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SKU:
FZEXO-BOLTASSEMBLY01
UPC:
881314861873
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This fully assembled and NiB coated (5.56/.223) bolt assembly is compatible with most mil spec AR15, M16, M4 Carriers. EXO Nickel Boron provides permanent dry lubricity; increased wear and corrosion resistance. By reducing friction this bolt assembly will make for easy cleanup and improve the performance of your rifle.

Nickel Boron treated parts include:

  • EXO Coated Bolt – Case Hardened, Shot Peened and MPI (Magnetic Particle Inspected)
  • EXO Coated Extractor (fully assembled)
  • All other components are Mil-Spec