Measure min/max case length only. Not a regular case gauge.

Measures the Min/Max Case Length - Critical for all Straight Walled Cases
This gauge does not measure body diameters - See pistol max gauge or min dimension gage
Set case on a flat surface, slide gauge over top of the case (grooves up) then run the straight edge over the top of the gauge

Part Number: CLG-CLG-M1CB

For more information visit :https://lewilson.com/case-length-gage