Anti-theft performance

Lock head are full wrapped by hardened steel, effectively prevent

hammer to destroy. Chains are made by diameter of 9 mm special

hardened square steel. Perfectly prevent 20 tons Shears and Saws to

damage it.

Convenient to operate

Bolt and Lock head all-in-one design and EVA sleeve, help you unlock

more smooth and prevent the mental scratch your bike frame.

Perfectly suit for outdoor Mid-to-long-distance cycling. BICYCLE,E

BIKE,SCOOTER&MOTOR BIKE are all available.