Hornady Lock-N-Load Cartridge Gauge 6mm ARC Silver - 380719

The Hornady Lock-N-Load Cartridge Gauge for 6mm ARC (.243") is a case length and headspace comparator tool designed to ensure correct cartridge fit and specifications. This precision measuring gauge helps reloaders verify ammunition dimensions for safe and accurate reloading. It features a silver finish and is compatible with Hornady's Lock-N-Load reloading system.