Manufacturer Part Number: 43664B Do NOT bolt the mini gauges directly metal on metal, without rubber grommets to dampen vibration. i also have 1:4 and 1:5 ratios. They come with the flat, chrome, Y shaped mount bracket attached Machine Type: Street Motorcycle, Color: Black, Item Diameter: 2., 25 Drehzahlmesser Motorsäge Black Mini Speedo 2:1 0-220 KM/H Black Face Minitacho Schwarz 2 1 Fur Harley Davidson Honda Yamaha Chopper Km Hhtml 1 Tacho Mit Halterung CycleSmith Mini Km/h - speedometer for motorcycles with mechanical front wheel speedometer drive Country of Manufacture: Japan, Bundle Listing: No, Item Length: 2., 25, Maximum Speedometer Value: 160 Country/Region of Manufacture: Japan, Universal Fitment: Yes, Item Weight: 12 oz, UPC: Does not apply Items Included: gauge and bracket