Muddyfox extension u lock keep you bike locked up with this muddyfox extension u lock this bike lock features a key locking mechanism and is supplied with 2 keys a coated steel shackle and coated steel cable provides a stronger design thus making it harder to break muddyfox branding provides a great look that also offers instant brand recognition bike accessories high quality supplied with two keys coated steel shackle coated steel cable muddyfox branding 230mm x 13mm