HOTUN U-Shaped Lock, Bicycle Lock, Motorcycle Lock, Electric Vehicle Lock, 20-Ton Hydraulic Cutter Resistant, C-Grade Lock Core, Anti-Theft Lock, HDU-01

Keyless double locking mechanism

Compact design with 20-ton hydraulic shear resistance

Keyless locking with push-pull key

Double spiral lock core for enhanced security

Resistant to hydraulic shear and electric saw attacks

Anti-smash and anti-pry features

Tight design with a 0.3mm gap between lock body and lock hole

Bottom protective cover to prevent theft

Removable protective cover for easy drainage

Copper double spiral lock core with complex tooth changes for added security

Multiple electrocoating process for rust resistance and durability

Oval-shaped key design for easy carrying and high aesthetics

Physical heat treatment technology for increased surface hardness