The Master Lock No. 6721 ProSeries® Weather Tough® Shrouded Padlock features a 2-1/8in (54mm) heavy steel body to withstand physical attack and a 3/4in (19mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Padlock is available with our without cylinder to key at your facility with a choice of 22 Key-in-Knob keyways to match this padlock to your security door locks. The exclusive cover protects from water, ice, dirt and grime.

Product Features

• Choice of 22 Key-in-Knob keyways to match this padlock to your security door locks. See Related Information for options.
• Iron shroud protects shackle from bolt cutters
• ProSeries® Padlocks are designed for Commercial/Industrial applications
• 2-1/8in (54mm) heavy steel body withstands physical attack
• 3/4in (19mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance
• Dual ball locking mechanism resists pulling and prying
• Lock available with or without cylinder to key at your facility. Accepts Lori® #1539 style cylinder.
• Rekeyable 5- and 6-pin cylinder options.