5-digit combination bicycle lock — fully customizable with 100,000 possible combinations for reliable, key-free security Key benefits No keys to lose: a 5-number combination eliminates the need for keys and the worry of being locked out. Personalized security: choose from 100,000 different codes to set a unique combination for your bike. Practical anti-theft protection: robust chain/cable design adds a visible, durable deterrent against opportunistic theft. Easy to use and install: designed for quick attachment to most bike frames and common parking points so you can secure your bike in seconds. What it does and how it helps Provides secure, keyless locking with a straightforward 5-digit combination that you can customize to your preference. Robust construction (chain/cable style) resists casual tampering and gives you peace of mind when leaving your bike unattended. Lock function removes the need to carry and manage keys, simplifying daily use for commuters and casual riders alike. Important attributes Combination: 5-digit code, fully customizable Security options: 100,000 possible combinations Design: sturdy chain/cable lock style for practical, visible protection Compatibility: easy to install and suitable for use on most bicycles and standard bike racks Use scenarios Daily commute: quickly secure your bike outside the office or train station without fumbling for keys. Shopping or errands: lock your bike at short-term stops with a reliable combination lock that’s easy to set and remove. Apartment or shared storage: add an extra layer of protection when storing your bike in shared spaces or building bike rooms. Practical notes Simple operation and installation encourage regular use, improving overall bike security. Keep your chosen combination recorded in a safe place to avoid being locked out. This lock offers a straightforward, keyless way to protect your bike with a customizable 5-digit code and robust chain/cable construction designed for everyday use.