The Abus Steel-O-Flex Cable Lock 860 has a synthetic coating to prevent damage to the bicycle's paintwork. The steel shells, the case as well as supporting elements of the locking mechanism are made of special hardened steel. It also features an Abus automatic cylinder with drill-protection and user-friendly reversible key and is supplied with 2 keys. Due to the steel shells, the Steel-O-Flex locks reach a significantly higher security than common cable locks, yet maintaining high flexibility (Double Protection)