A sample from the products for the F-7 Steering Stem - Horn include: Bolt,flg.10x40, Stay,horn, Protr.,wind, B/brg N/rad N/com.
In this schematic the "Screw,flat,5x12" is used most often.
The Screw,flat,5x12 is the lowest priced item on this F-7 Steering Stem - Horn schematic.