Parts such as the F 16: Washer, 17x22, Stand,main, Bolt,hex 8x20, Pipe,main Stand are included in the Cf50 Chaly Germany F 16 parts fiche.
The Bolt,hex 8x20 is the cheapest item from this partsfiche.
With a quantity of four pieces, the Bolt,hex 8x20 is the most used part in the F 16 diagram.