Derbi Senda 50 SM DRD 14-17 Polini Small End Bearing

Rieju MRT 50 Pro Freejump Cross 14-17 Polini Small End Bearing

Rieju MRT 50 Cross Freejump 18-20 Polini Small End Bearing

Rieju MRT 50 SM Freejump 15-17 Polini Small End Bearing

Derbi Senda 50 R DRD X-Treme 10-13 Polini Small End Bearing

Yamaha DT 50 R (DT) 00-02 Polini Small End Bearing

Generic Trigger SM 50 06- Polini Small End Bearing

Derbi Senda 50 R X-Treme 18- Polini Small End Bearing