The Screw is the cheapest item from this partsfiche.
Parts such as the Speedometer (vl800t E33): Screw, Speedometer, Case,upr, Bolt(6x25) are included in the Vl800t Boulevard C50 2012 (l2) Usa Californi Canad (e03 E33 E28) Speedometer (vl800t E33) parts fiche.
Of all the components used in this assembly the Speedometer is the most expensive.