The Honda F-17 REAR CUSHION (CB450 K3 K4, CL450 K3 K4) has fourteen products enlisted in the schematic.
The Bolt,hex., 6x16 is the cheapest item from this partsfiche.
A sample from the products for the F-17 Rear Cushion (cb450 K3 K4, Cl450 K3 K4) include: Grip,side, Bolt,hex 10x36, Damper,assy,rear, Nut,hex.,10mm.