With a quantity of four pieces, the Bush,rear Fork is the most used part in the F-21 diagram.
Parts such as the F-21: Nut,thin 6mm, Slider,chain Case, Pin,cotter 2.0x15, Nut,u,14mm are included in the Ca250t Rebel 1996 (t) Japan Mc13-190 F-21 parts fiche.