Lyman Ammo Checker - .300 Win Magnum Aluminum

FEATURES
-For .300 Winchester Magnum
-Check the quality and consistency of both reloaded rounds and purchased ammunition
-Allow a reloader to quickly confirm that their ammunition will fit in their chamber
-Machined from solid blocks of 6061 T6 aircraft grade aluminum
-Cut with custom tooling to SAAMI minimum chamber dimensions
-Bright orange anodizing makes them easy to find on your reloading bench