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Acebrook 5.56/.223 NiB Bolt Carrier Group C158

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Price:
$139.95
SKU:
AutoNiB556
Weight:
1.00 LBS
Shipping:
Free Shipping
Current Stock:
2
Quantity:


Product Description

Made Proudly in the U.S.A.

 

Full Auto 5.56/.223 Nickel Boron Bolt Carrier Group

Bolt:

  • Mil-spec Carpenter No. 158 Steel Bolt
  • Shot Peened Bolt
  • MPI Bolt (Magnetic Partical Inspected)
  • Tool Steel Extractor

Gas Key:

  • Staked per Mil-spec
  • Hardened to USGI Specifications
  • Grade 8 Hardened Fasteners
  • 4140 Steel
  • Sealed with Aviation Grade Permatex (Mil-Spec)

 Carrier:

  • 8620 Gun Quality Steel
  • Heavy Duty Full Auto M16 Carrier (with shrouded firing pin)

 Cam Pin:

  •  8620 Steel Nickel Boron Plated

 Firing Pin:

  •  416 Stainless Steel

 

 

 





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