The most reasonably priced component used on the Cr250r Elsinore 1990 (l) Sweden Swingarm/drive Chain is the Screw,cross 5x8.
The Swingarm/drive Chain is made up of components including this Fork Assy.,rr. which is the most expensive.
Some items from this specific schematic: Chain,drive (rk52, Nut,rr.fork Pivot, Nut, Flange, 8mm, Collar,chain Guid.