Top takeaways

  1. The THROAT EROSION GAUGE by Merchant provides a quick and accurate measurement of barrel/throat wear for .30 caliber rifles.
  2. It is recommended to use the gauge every 1,000 rounds to monitor and compare throat erosion, helping to determine remaining barrel life.
  3. The gauge is available for rifles chambered in .223, .30 M1 Carbine, and .30-06 M1 Garand, with the Garand gauge also measuring bore erosion at the muzzle.

Attributes

Delivery weight: 0.068kg

Item details

Made in USA