Ø43,5mm bi-piston segment ATHENA / EUROCILINDRO for kit 70cc aluminum minarelli RV3, RV4, RV5, RV6, RV

The special piston replacement for ATHENA ATHENA kits and EUROCILINDRO on minarelli rv3 A and rv4 A liquid! This high quality piston has side oilers and is mounted 2 segments including a curved chrome for the top of the piston. Its diameter is 43,5mm, it comes with the axis of Ø12mm piston and crab clips. One size, no wear size is available.