Kryptonite Ring Lock - Retractable With Flexible Mount

universal frame lock suitable primarily for city and cross bikes. After unlocking the lock opens automatically ensuring convenient and quick use. It is designed for bikes with a tire width of up to 58 mm making it suitable for most common city and trekking bikes. A simple and practical solution for everyday security. - after unlocking the lock opens itself- designed for bike widths up to: 58 mm