TONYON TY566 Bicycle Lock Five-digit Code Lock Mountain Bike Bar Wire Lock Single Rim Lock 1. Weight: 419 g 2. Size: 1.2 cm in diameter, 120 cm in length 3. Material: steel, PVC, ABS 4. Application: bicycles, electric vehicles, motorcycles, iron sliding doors, glass doors, etc. 5. Features: beautiful and practical, the lock cylinder is Omni-directional anti-saw and anti-drilling, anti-theft and anti-theft, safe and guaranteed, with a waterproof and dust-proof cover, high-temperature resistance and not easy to crack and deform, strong and durable, and wide applicability 6. Password modification method: - Open the lock (original password 00000) - Turn the built-in knob (90 degrees clockwise) - An arrow is engraved on the built-in knob - Set a new password (for example 12345) - Turn back the built-in knob (90 degrees counterclockwise) - Note: The password dial must be turned