Wilson Case Length Gage .30 M-1 Carbine

One-piece, non adjustable cylinder-type gage with milled surfaces on one end for checking minimum and maximum overall length of rifle and pistol cases having no shoulder.Measures the Min/Max Case Length - Critical for all Straight Walled CasesThis Gage Does NOT Measure Body Diameters - See Pistol Max Gage or Min Dimension GageSet Case On Flat Surface, Slide Gage Over Top of Case (Grooves up) Then Run Straight Edge Over Top of GageMade In the U.S.A.