AIRSAL piston Ø39,9mm for 50cc SPORT mono-segment kit on derbi euro 3 & 4

Ideal for refurbishing your AIRSAL 50cc 39.9mm mono-segment kit on your 50cc motorcycle with DERBI euro 3 and euro 4 engine, here is the AIRSAL SPORT single-segment piston, it comes with its 1mm thick chrome segment, its 2 clips in G and its axis in diameter 12mm.

Very good quality, to change around every 6000km. This piston has side grease nipples.