Outdoor bike cable locks with keys are best used as a bicycle lock and to secure other outdoor equipment.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit. Cable locks are made with braided steel for strength and flexibliity, and protective vinyl coating helps prevent scratching Colorful cables for easy identification Bike lock cables are 6 ft (1.8 m) long and 15/16 in. (8 mm) wide in diameter Includes three cable locks, two keys; Each key opens all locks