Parts such as the Gasket Kit B: O Ring 107x2, Plug, Rubber, Oring 183, O-ring,6x1.7 are included in the Crf50f 2011 (b) European Direct Sales Gasket Kit B parts fiche.
This Gasket Kit B diagram displays the required parts for the Crf50f 2011 (b) European Direct Sales Gasket Kit B.
The most reasonably priced component used on the Crf50f 2011 (b) European Direct Sales Gasket Kit B is the Plug, Rubber.