Check out any of the twenty-one 026 Ruota Anteriore E Posteriore [mod:1199 R;xst:cal,cdn] components enlisted.
Some items from this specific schematic: Valve, Tubeless Tire, Left Spacer, Screw M8x20, Phonic Wheel.
The component with the lowest price in the 026 RUOTA ANTERIORE E POSTERIORE [MOD:1199 R;XST:CAL,CDN] schematic is the Washer.