The protective?frame?is not affected by the?chain?get?spent，?you definitely?need?the car

The effective protection of?the frame?are not?chain?slip injury，?reduce friction，?prevent scratches!

[name]CYCLPRO bicycle?chain guard?post

[Specification]?lengthen?length 21cm width?10cm

[Characteristics]?high elasticity，?crease?recovery is easy，?luster and?feel very?good