Secure and user friendly - Push-to-lock mechanism with an adjustable 4-digit code for convenient daily use without compromising theft protection. - Easy operation for everyday tasks and quick securing, helping you lock up fast during errands or commutes. Robust protective housing - Durable housing made from high-strength zinc alloy to shield the disc brake lock from environmental exposure. - Reliable protection of internal components for long-term security. Practical and reliable for disc brakes - Designed to secure disc brakes with a bore diameter greater than 7 mm. - Lightweight and portable, ready to use at a moment’s notice with the included reminder cord. Anti-theft security for everyday use - Bicycle frame security with millions of possible lock combinations provides strong defense against theft and unauthorized access by others. - A solid choice for everyday riders who need dependable protection during work, errands, or travel. Use scenarios - Urban commuting: Park your bike at work or at a transit station and lock quickly with the 4-digit code, avoiding the need to carry keys. - School or shopping trips: Secure your bike during short stops, using the lightweight design for easy attachment to racks or posts. - Travel and errands: Take the lock along on weekend rides or trips, relying on the numerous code combinations and the reminder cord to stay organized and ready. Specifications and features - Lock type: Push-to-lock with adjustable 4-digit code - Material: High-strength zinc alloy housing - Compatibility: Suitable for disc brakes with bore diameter over 7 mm - Security: Millions of possible locking combinations - Included accessory: Reminder cord to keep the lock handy Notes - The description reflects the product’s emphasis on security, ease of use, durable construction, and compatibility with disc brake systems, while maintaining a professional and trustworthy tone without exaggerated claims.