Fixed ventilated cheek of MALOSSI variator for YAMAHA X MAX 300 from 2017

Fixed pulley / ventilated half pulley MALOSSI Ø163mm, machined in the best alloys, this polished with a corrected angle offers better performance and excellent service life over time, extends the life of the belt thanks to a lowered operating temperature ! Mounts on the X MAX 300 from 2017.