Lyman Ammo Checker 300 Win Mag

The Lyman Ammo Checker - 300 Win Mag, Single Cal have proven to be extremely popular with reloaders. Ammo Checkers are gauges that verify the quality and consistency of both reloaded and factory ammo. They are machined from solid aluminum and cut with custom tooling to SAAMI minimum chamber tolerances. Just drop your cartridge into the gauge and if it fits, it will chamber in your gun.

FEATURES