The Seat/seat Cowl assembly is constructed from several parts from which the Seat Comp.,double is the most expensive.
The Screw,tapping,4x1 is the cheapest item from this partsfiche.
Parts such as the Seat/seat Cowl: Cover A,rr.grip, Screw,tapping,4x1, Pipe Rr Grip, Bolt,flange,8x16 are included in the Cbr600f Hurricane 1987 (h) Norway / Kph Seat/seat Cowl parts fiche.