Check out any of the ten Rear Fork - Chain Case components enlisted.
With a quantity of two pieces, the Bush,rabber,fork is the most used part in the REAR FORK - CHAIN CASE diagram.
Parts such as the Rear Fork - Chain Case: Nut,u,flange,10mm, Chain,drive, Case,drive Chain, Swingarm A*nh138* are included in the Z50jn Monkey Baja Japan Rear Fork - Chain Case parts fiche.