The most reasonably priced component used on the Xt660x 2007 10s1 Czech Republic 1f10s-300s1 Clutch is the Circlip(10w).
The thirty-one Xt660x 2007 10s1 Czech Republic 1f10s-300s1 Clutch component parts are all listed in this schematic.
In this schematic the "Plate,clutch 2 Steel Plate" is used most often.