Ø50mm AIRSAL piston for 80cc AIRSAL Sport kit on mécaboite driving DERBI EURO 3 & 4

Here is the spare piston for the 80cc AIRSAL Sport kit on the DERBI euro 3 and euro 4 Ø50mm engine, 1 hard chrome domed end segment, it is delivered complete. To change every 5000 km around. No wear dimension is available for this piston.