Hornady Cartridge Gauge 308 Winchester .308 Diameter
Hornady Lock-N-Load® Cartridge Gauges allow the user to check their cases and ammo to ensure a correct fit in SAAMI chambers. Hornady item # 380716
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to – www.P65Warnings.ca.gov.