TheM10 crankshaft nut is a piece of high precision essential to secure the clutch (or the clutch hub depending on the model) on the silk of the crankshaft. Designed by IameThis nut is specifically designed to withstand extreme vibrations and motor diets that may exceed 15,000 rpm.

That you rout X30 (125cc)in Ka100 or in Gazelle (60cc), This nut ensures the axial pressure needed for your transmission to remain perfectly integral with the engine, guaranteeing safety and performance.