heavy duty thickened anticut alloy steel. With high-quality 2mm PVC coating resists, exposed to weather will not make the steel inside rust, aging, which is very durable.
Unlike locks that can be opened with only one end, the design of the two ends is more stable and convenient.
The lock cylinder of bike lock U is made by C grade pure copper blade, which has a precise structure to prevent technical opening.
Comes with a 1.2m/4 feet long steel cable which is coated with PVC coating, and the whole diameter of the cable is 12mm/0.47inch. It makes the locking method more flexible and diverse. You can lock the front and rear wheels together, or you can lock it with the big post to improve safety.
With the mounting bracket, the U lock can be installed under the bicycle seat post or under the bicycle beam.