4' Targus ASP03CA DEFCON Retractable Combination Cable Lock Targus DEFCON Retractable Combination Cable Lock General Features: 4-foot galvanized steel cable 4 digit resettable combination lock designed to fit the security lock of most computers 10,000 user-settable combinations Hassle free security Retractable housing cable tidies away neatly Small, light, and portable Cable extends to 4 feet, approximately