The Circlip is the lowest priced item on this 021 Half-handlebars - Shock-adsorber schematic.
With all the components that make up the SBK999 2005 USA (SUPERBIKE 999) 9151-1642C 021 HALF-HANDLEBARS - SHOCK-ADSORBER assembly. The Screw Tceif M8x25 is the most frequently specified with six applications.
The most expensive part in this assembly is the Tube.