QR Code Link to This Post 1920s motorcycle/bicycle plunger horn-Very loud, cool noise -Nice patina -Ready to mount on your bike (or scare your loved ones with its loud noise) -No batteries needed! Just push the button/plunger.If you're interested email me and I'll reply within 24 hours. We'll meet in a safe, public location to make the transaction. Thanks.$275 or best offerTags: Harley Indian Whizzer antique rat rod ratrod cruiser Schwinn vintage noisemaker noise maker steampunk steam punk