F4 Bolt Carrier Group

(1 customer review)


SKU: F4-15-BCG-NiB Categories: ,


  • Material: 9310 Steel Bolt (Carpenter 158), 4140 Billet Extractor, 8620 Steel Carrier (Full Auto)
  • Features: Magnetic Particle Inspected (MPI) Bolt
  • Finish: Premium Nickel Boron Finish or Black Nitride
  • Calibers: .223/556,  6.8/.224 Valkyrie,  .458 SOCOM


Additional information

Weight 1.5 lbs

.223/556, 6.8/.224 Valkyrie, .458 SOCOM


Black Nitride, Premium NiB

1 review for F4 Bolt Carrier Group

  1. Cory (verified owner)

    Quality craftsmanship, I’d recommend this to anybody definitely well worth the money. The NP3 coating is awesome and the customer service is exceptional as well these guys answer questions and tell you not to hesitate if you have any concerns.

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