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          Hornady Lock-N-Load Cartridge Gauge allows the user to check their cases and ammo to ensure a correct fit in SAAMI chambers.  This gauge is constructed of high carbon steel to ensure long life.  Designed for 223 Remington (.224). Proudly made in the U.S.A. 
        
        
        
          - Allows the user to check their cases and ammo to ensure a correct fit
 - Ensures a SAAMI camber fit
 - Helps the user to prevent damage to his chamber due to incorrect cartridge sizing
 - Must have safety tool for all reloaders
 - Made in the USA