The most reasonably priced component used on the Cb550k3 Four Germany Handle Pipe - Top Bridge - Stem is the Ball,steel.,8.
The sub assemblies and components that make up this Handle Pipe - Top Bridge - Stem include this Stem,strn.*nh-1*, the most expensive part.
This HANDLE PIPE - TOP BRIDGE - STEM assembly utilises thirty-seven Ball,steel.,8(s) - the highest specified component.