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AR15 5.56 Bolt Assembly Nickel Boron 6.8 - Extractor Insert with Crane

SKU: 2399674675
4.3

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

Description

- Extractor Insert with Crane O-Ring upgrade

The nitride coating is the strongest plate available

Carrier is made with 8620 hardened steel and the bolt is made from 9310 Vac-Arc Premium Carburizing Steel which has a high core hardness and high fatigue strength

- Bolts are MPI/HPT

-Black Nitride Coated

AR15 5.56 Bolt Assembly Nickel Boron 6.8 - Extractor Insert with CraneFully Assembled Bolt 9310 Steel Power Spring Kit MPI (Magnetic Particle Inspected) HPT (High Pressure Tested) Shot Peened Nickel Boron Coated

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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