Wunderlich - Helm-Lock Helmet Anti-Theft Protection for Ducati Multistrada V4Probably the safest and easy to handle helmet lock. The robust basis of our aluminium helmet anti theft protection is securely fastened below the seat. The length of the cable is sized to secure up to two helmets. The cable diameter is 4 mm. The solid thimbles of the cable ends are hung in the hanging device of the retaining base and securely affixed via a spring supported locking bar. It is also secured by the mounted and closed seat. This means it