5-digit resettable bike lock with German locksmith craftsmanship offers real reliability and keyless convenience. It is more robust than a typical 4-digit lock and provides over 100,000 possible combinations, so you won’t need a key. Includes a mounting bracket for flexible use. Attach easily to bike frames, racks, posts, or other objects. Quick install button allows fast on/off, and the self-rolling design makes it easy to carry. Braided steel and PVC coating for strength and longevity. High-strength braided steel wire resists 2.4 kN of tension and 7 kN of shear force, delivering both strength and flexibility. The thick PVC coating protects against scratches and wear. Size: length 4 ft (120 cm); diameter 1/2 in (12 mm). Weather resistant design. The thick PVC coating helps prevent water intrusion and enhances durability, delivering a waterproof effect for use in rain or damp conditions. Use scenarios - Daily city rides or campus commutes: secure your bike to racks or lampposts during short stops. - Scooter or mobility device parking: lock to posts or fixtures when parked for errands. - Travel and luggage security: attach to racks or posts when taking trains or buses to protect belongings. This description preserves the original product features and specifications while presenting clear, customer-friendly benefits and practical use cases.