Check out any of the nineteen Rear Arm. Suspension components enlisted.
Some items from this specific schematic: Nut, Cover, Rear Footrest, Bolt, Hexagon (3l6), Bolt, Flange.
The most reasonably priced component used on the T80 1986 2fl England 262fl-310e1 Rear Arm. Suspension is the Ybs67-8 Washer, Spring.