Bike Carbon Steel Anti-Theft U Lock

ROCKBROS Bike Carbon Steel Anti-Theft U Lock

Carbon steel bike U lock with 13mm thick shackle provides strong anti-theft protection. Durable silicone coating resists rust and wear, while the compact design and mounting bracket make it ideal for commuting, urban riding and secure parking.

Features:

• 13mm Carbon Steel – Strong Anti-Theft:Thickened 13mm carbon steel lock body provides high resistance against cutting and leverage, ideal for securing bikes in urban streets, campuses and outdoor parking areas.
• Serpentine Key System – Enhanced Security:Advanced serpentine keyway design reduces duplication risk, offering higher anti-theft protection for daily commuting and long-term bike parking.
• Silicone Coating – Rust & Scratch Protection:Soft silicone outer layer protects against rain, rust and scratches, keeping the lock durable and your bike frame safe during daily use.
• Compact & Portable – Easy to Carry:Lightweight and compact design allows easy one-hand use and convenient carrying for commuting, short trips or cycling stops.
• Mounting Bracket – Convenient Storage:Comes with a seatpost mounting bracket for easy attachment, making it simple to carry the lock while riding without taking extra space.
• Compatible with Cable – Double Security:Can be used with an additional steel cable for extended locking range, perfect for locking wheels and frame together for enhanced security.