Malossi MHR racing variator for your minarelli. 16x13 weights allow for a compact design. Drive belt pulley and variator are perfectly matched to each other. Variator diameter on overrange: 99.5mm with wide range of adjustability, specifically for powerful, higher revving engines. Pure racing variator. Includes contra spring, variator boss, variator, 2x sets of weights (16x13 / 3.9g and 4.7g) and a sticker set.