The Bolt,hex.,6x16 is the lowest priced item on this E-6 schematic.
Some items from this specific schematic: Pin,dowel,8x20, Clip,2x70, Crank Case Comp,l, Bolt,special,12mm.
With a quantity of six pieces, the Bolt,flange,6x55 is the most used part in the E-6 diagram.