.308 Black Nitride Bolt Carrier Group

$224.95
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SKU:
MI-BCG-308
.308 Black Nitride Bolt Carrier Group
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  • Compatibility - AR .308/7.62x51 DPMS LR-308 style AR uppers and firearms
  • Magnetic Particle Inspected and High Pressure Tested
  • 9310 Hardened Bolt - Shot peened
  • 8620 Tool steel and hardened carrier
  • 4130 steel gas key -- Grade 8 hardware with proper staking methods
  • Firing Pin machined from 8740 steel
  • Weight 18.24oz
  • Black Nitride Coating
  • 100% made in the USA
  • Limited Lifetime Midwest Industries Warranty

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