The most reasonably priced component used on the Gs1000ec 1978 (c) Usa (e03) Handlebar - Front Fender is the Pin.
Parts such as the Handlebar - Front Fender: Mirror Assembly,right, Clamp, Cable Assy,throttle, Clip are included in the Gs1000ec 1978 (c) Usa (e03) Handlebar - Front Fender parts fiche.
With four applications this Bolt is the most specified part.