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10000846

10000846 Reviews & Ratings

BROWNELLS BARREL NUT ALIGMENT GAUGE

Fits into the end of the bolt carrier key to ensure that the barrel nut is properly aligned during installation of AR-15/M16 barrel. Improper alignment can damage the bolt carrier key and/or the gas tube.




SPECIFICATIONS:

  • Material: Steel
  • Diameter: 0.178"
  • Length: 3"

See all of our AR15s and AR15 parts here.

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