The Clymer 30-06 Springfield Go Gauge is essential for measuring the chamber length of a rifle, crucial for safety and accuracy when chambering a new barrel or buying a used gun.
Gauges are clearly etched with "Go" or "No-Go" and caliber/gauge name, made to SAAMI specs, and are interchangeable between multiple calibers within the same stock number.
Made of machined steel, the Go Gauge is compatible with various cartridges including 30-06 Springfield, 270 Winchester, and more, ensuring versatility for different rifle calibrations.