High Security Padlock 55mm Open Shackle

2-1/8" (54mm) wide laminated steel body for superior strength

Hardened boron alloy shackle for superior cut resistance

5-spool pin tumbler cylinder for added pick resistance

Removable cylinder can be replaced or repinned

Dual ball bearing locking mechanism resists pulling and prying

Body and cylinder covers protect locks from water, dirt and grime

Heavy steel bodies withstand forcible attacks