257 Weatherby Magnum Case Length Gauge and shell holder.
Trim to length 2.537 to 2.549 inches.
WARNING: This product may contain steel alloyed with trace amounts of lead and other elements which are known to the State of California to cause reproductive harm and cancer. For more information, go to www.P65Warnings.ca.gov. To prevent exposure, do not alter the product by welding, grinding, etc.