This schematic depicts all components used in the M1200 2018 (monster 1200 Dmh) D190-00018 26a - Rear Wheel Spindle partslist.
In this schematic the "Nut, Flange M10x1" is used most often.
The lowest price component in this 26a - Rear Wheel Spindle parts-list fiche is the Screw.