Zenoah M5x20 Bolt with washers

Zenoah M5x20 Bolt with washers used for Zenoah and Chung Yang RC Engines.
It is used for:
     Insulator Manifold Bolt (2)
     Cylinder Bolt (2) or (4)
     Fan Cover Bolt (4)

Zenoah part# 3310-12281  
FG part# 07334/08