The Washer,plain,12mm is the lowest priced item on this F-21 schematic.
This F-21 diagram displays the required parts for the C50cm C50d C50s 2008 (8) Japan Aa01-170 (jdm) F-21.
Parts such as the F-21: Bush,upper Rubber, Cush.rr*g-109* (jdm), Washer,sprkt Sett, Collar, Cushion are included in the C50cm C50d C50s 2008 (8) Japan Aa01-170 (jdm) F-21 parts fiche.
