Bike Lock Cable, Bukm Bike Chain Lock Self Coiling Bicycle Cable Lock Resettable 5 Digit Combination Password Security Locks, 4-Feet x 1/2 Inch Anti-theft Cycle Security Lock with Mounting Bracket Security Bike Lock Cable - Self coiling steel cable with a vinyl coating. The steel cable helps prevent theft and the plastic cover prevents scratching of the item you are trying to protect. Combination Bike Locks - The mounting bracket can be attached to a seat post or any other cylindrical surface, and once you are done using the lock, you can mount it on the bracket. Self Coiling Cable Lock - The cable is 4' (1.2m) long, large enough to lock up ladders, bicycles, motor bikes, baby carts, skateboards, sports equipment, tool boxes, ladders and gates that need to be secured. Cycle Chain Lock - 5-Digit combination key dial, it is setted 00000 as default. The combination dial itself is well made and there is a satisfying click at every rotation. To reset the combination, open the lock, turn the dial in the direction indicated by the arrow, and set your favorite 5-digit combination. Re-turn the dial, and secure the lock back up. 12-Month technical support warranty & 30-Day money back guarantee from Bukm.