RADIKAL RK9Z Disc Lock Alarm 120 dB, ON Button, Warning Fonction, Long Lasting Battery, 100% Waterproof, Metal, Universal Anti Theft Wheel Brake Lock for Motorcycle, Scooter, Bike, Electric Scooter

Compact disc lock with smart alarm and anti-forget function ideal for not needing a reminder cable 2 in 1 you can use it with or without alarm, quick activation by button, reliable electronics and waterproof Full metal body and cover with special anti-corrosion paint and prepared to withstand inclement weather Lock "sek click", you can close it quickly, with one hand and without keys. 6mm locking shaft to make it universal, it even works for the small holes on the outside of the disc. (If you can place a 10 mm shaft further inside the disc, you have the high-end rk10)