The most reasonably priced component used on the Cb1300 2008 (8) Singapore / Two Eng.guard is the Washer,plain,8mm.
Some items from this specific schematic: Bolt,flange,8x16, Engine Case Protecto, Washer,plain,8mm, Socket Bolt,8x60.
five components are shown in this Cb1300 2008 (8) Singapore / Two Eng.guard exploded diagram.