1. The lock cylinder and the lock head are with enclosed design for high protection against theft, not like others exposed plastic lock head
2. Made of special hardened steel material with heat treatment, its strong and high toughness prevents from being sheared by 12T hydraulic cutter, thumped, sawed and drilled.
3.High strength stainless steel rivets with 1.5 ton pulling capacity.
4. 5mm thickness steel, with extra 2mm plastic coating to prevent scratching the bicycle.
5. Unique upgraded new patented side loading bracket for easy access, three ways side pulling
6. Add small magnetic force, increase using interest and user friendly
Extending length: 1100mm
Thickness of connecting plates:5mm