Master Lock 6421 2-1/8in Wide ProSeries® Weather Tough® Laminated Steel Rekeyable IC Padlock


The Master Lock No. 6421 ProSeries® Weather Tough® Covered Laminated Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 1-1/8in (29mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with or without core with a choice of 16 Small Format Interchangeable Cores to match this padlock to your door looks – accepts standard SFIC OEM cores. The exclusive cover protects from water, ice, dirt and grime.


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