With a quantity of eight pieces, the Bolt, Flange (3y1) is the most used part in the WHEEL - HANDLE (ALT. CHASSIS) (EC5000DV(E)) diagram.
Check out any of the seventeen Wheel - Handle (alt. Chassis) (ec5000dv(e)) components enlisted.
Some items from this specific schematic: Washer (4v5), Clamp (73a), Boot, Handle, Brake Assy.