Dead Bolt AR .308 Bolt Carrier Group - Polished Nickel Boron

MSRP: $239.99
Was: $239.99
Now: $164.99
(You save $75.00 )

Description

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A smooth polished nickel boron finish and design exceeding military specifications increases durability, strength and service life while reducing clean up time and the amount of dust and grime grabbing oil needed to keep your rifle running at peak performance time after time for years to come. This second generation features a more robust design which better balances the overall weight and durability while greatly reducing surface to surface friction allowing your weapon to run smoother and cooler. This complete bolt carrier group is a perfect upgrade for any AR .308 (LR-308) platform rifle and is completely legal in all 50 states.

Caliber Compatibility:

  • .308 WIN
  • 7.62x51 NATO
  • 6.5 CREEDMOOR
  • .243 WIN
  • 7MM-08 REM

Assembly, Materials and Specifications:

  • 8620 Steel Carrier
  • Carrier Finish Inside and Outside: Nickel Boron
  • Carrier Bore: Nickel Boron
  • Forward Assist Serrations: Yes
  • Mil-Spec Tool Steel Carrier Gas Key
  • Gas Key Finish Inside and Outside: Nickel Boron
  • Gas Key Bore: Black Nitride
  • Gas Key Attachment: Grade 8 Hardware, Properly Staked to Mil-Spec (3.3.4.1 MIL-R-63997B(AR))
  • 9310 Steel Bolt
  • Bolt Finish Inside and Outside: Nickel Boron
  • Bolt Firing Pin Bore Finish: Nickel Boron
  • Bolt Hardening Technique: Shot Peened
  • Bolt Testing and Inspection: High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) 
  • Extractor Material: 4340 Steel
  • Extractor Hardening Technique: Shot Peened to most current military specification, Heat Treated to RC 48-53
  • Extractor Finish: Nickel Boron
  • Firing Pin Material: AISI 8740 Steel (Annealed)
  • Firing Pin Hardening Technique: Shot Peened
  • Firing Pin Finish: Hard Chrome to 1.2.2.2 Mil-Std 171
  • Cam Pin Material: 4340 Aircraft Grade Steel
  • Cam Pin Finish: Nickel Boron
  • Firing Pin Retaining Pin Material: Hardened Spring Steel
  • Firing Pin Retaining Pin Finish: Phosphate to 5.3.1.2 Mil-Std 171

Additional Details

SKU:
BDR-308NBBCG

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