The Ring-o,tube Assy is the most widely applied product in the Z550G5 GT550 1988 SWEDEN FG FRONT FORK ( four times ).
A sample from the products for the Front Fork include: Washer,spring,10mm, Bolt-fork Cylinder, Ring-snap,fork Oil Se, Screw,4x20.
Of all the components used in this assembly the Fork-front,wg is the most expensive.