Check out any of the sixteen Seat components enlisted.
With two applications this Screw,pan,6x14 is the most specified part.
Parts such as the Seat: Spg,seat Lock, Washer,plain,6mm, Bolt,flange,6x12, Hook,seat Catch are included in the Cbr600rr 2011 (b) Korea / Type 2 Seat parts fiche.
