The Atac assembly is constructed from several parts from which the Exh.pipe Comp,a is the most expensive.
The fifty-two Ns400r 1985 (f) Australia Atac component parts are all listed in this schematic.
Parts such as the Atac: Collar,link, Rod A,atac Link, Washer,plain,3mm, Spg/washer,6mm are included in the Ns400r 1985 (f) Australia Atac parts fiche.