Maybe one of these similar products would be of interest:-
Oxford Motorcycle Horn 12V Corrosion Proof Motorbike Horn 105 db Scooter Chrome
Oxford Motorcycle Horn 12V Corrosion Proof Motorbike Horn 105 db Scooter Black
Oxford Horn 12v Motorcycle Motorbike Scooter Horns 105db Black (OX779)
Oxford Motorcycle Horn 12V Corrosion Proof Motorbike Scooter Horn 110db Loud
Oxford Horn 12v Motorcycle Motorbike Scooter Horns 105db Chrome (OX780)