The Gs400 1978 (c) (e01 E02 E04 E17 E18 E21 E22 E24 E25 E30 E34 E39) Special Market (e2) (gs400c,ec,n:~f.no.71031) (gs400en:~f.no consists of twenty-four pieces with the Tube,outer,left being the most expensive.
On this parts fiche the Stud 8x25 is the most specified component.