My existing car GPS Garmin for abt $100 and this mount: [ame="http://www.amazon.com/Arkon-GN032-Garmin-Bicycle-Motorcycle/dp/B003FMUP0U/ref=sr_1_1?s=automotive&ie=UTF8&qid=1371475982&sr=1-1&keywords=gps+bicycle+mount"]Amazon.com: Arkon GN032 Garmin nüvi Bicycle and Motorcycle Mount -Black: Automotive[/ame]