Key Features 14 mm, hardened steel round shackle. Shackle double bolted in the lock body. Innovative housing cover with "soft touch" properties to prevent paintwork damage. Ergonomic shape allows best handling. The shackle, the case as well as supporting elements of the locking body are made of special hardened steel. Premium cylinder for high protection against manipulations, e.g. picking. Four keys are supplied with the lock.