Piston mono segment POLINI Ø47,6mm axis 12mm for kit 70cc EVOLUTION 3 & BIG EVOLUTION on minarelli horizontal liquid scooter

Ideal all 3000 5000 km maximum on Ø47,6mm kit 70cc POLINI EVOLUTION 3 and BIG EVOLUTION, here is the spare piston, high quality, the piston is made ​​of specific alloy and treated! It also has a reinforced axis 12mm diameter, with fine chrome domed segment hard in high quality steel, and its crab-like piston clips. Before purchase, remember to select the wear side A, B, C or D.