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