Lightened ergal pulleys, by removing weight from the rotating masses, the effort of the engine is reduced and an increase in performance is obtained
Pullegge in ergal alleggerite, togliendo peso alle masse rotanti si riduce lo sforzo del motore e si ottiene un incremento di prestazione
![](https://www.scara73.com/wp-content/uploads/2021/08/4C-pulleys-pul1.jpg)
![](https://www.scara73.com/wp-content/uploads/2021/08/4C-pulleys-Lesmo_14.jpg)
![](https://www.scara73.com/wp-content/uploads/2021/08/4C-pulleys-Lesmo_11.jpg)