Keyless unlocking: 10,000 groups of four-digit combination locks are arranged to improve security layer by layer The contact shrapnel structure makes it evenly stressed, and the dial feels consistent, effectively avoiding wear and tear of parts, ensuring anti-theft performance, and more durable High-strength steel cable: steel wire composite winding, with high strength, high toughness, and enhanced anti-theft abilityThe longer the lock body, the safer: the frame can be firmly locked with the railing, which is more secure and reliable It can be easily put in the bag or put directly on the frame to take away, portable storage Package includes: 1*Bicycle Combination Lock Note:1. Please allow slight errors due to manual measurement. Please make sure you do not mind before bidding.2. Due to different monitors, the color may vary, please understand. Note:Hello, please pay attention to your shipping address when purchasing the product. If your receiving information (eg: name, street, house number, doorbell/email with no name, etc.) is incorrect, the order will not be delivered correctly.Material: PVC shellLock cylinder: Nickel-plated lock cylinderLength: about 1.2mCable diameter: Approximately 7.5mm