The Bolt,flange 6x14 is the lowest priced item on this Seat/rear Cowl schematic.
The Seat/rear Cowl is made up of components including this Cowl Set, Rr. (wl) *type2 * (jdm) which is the most expensive.
Some items from this specific schematic: Hook,seat Catch, Rubber Set Stop, Bolt,flg.soc,6x40, Cowl Set, Rr. (wl) *type2 * (jdm).