STURDY AND WATER RESISTANT DESIGN lock: The disc lock is constructed with a high quality heavy duty alloy steel body and a smooth surface featuring advanced technology Super class B lock cylinder preventing the saw from tearing off, preventing the lever from opening and the canopy open Hardened carbide reinforced steel locking pin with waterproof function so it will never get rusty on rainy days.EASY TO NOTIFY WITH A RETURN CABLE: An included 5ft disc booster cable reminds you to remove the disc lock when you exit your beloved scooter Prevent potential damage from moving away when the drive lock is engaged.EASY TO USE: The disc brake lock features an easy push-lock system The keys are stainless steel with an ergonomic design to reduce the amount of torque and prevent them from bending or breaking.WIDE APPLICATION FIELD: This disc lock is suitable for most electric scooters, 5mm pin diameter is suitable for most disc brakes Insurance for your goods such as Xiaomi Mijia M365, Ninebot ES Series scooter.PACKAGE INCLUDED: Includes 1 motorcycle disc, 2 keys, a special bracket with screws to be able to install the bracket on the pole of your scooter We offer a 30 day money back quality guarantee.