Polini S.p.A. is an Italian manufacturer of tuning parts for motorcycles, mopeds and scooters. Among other products, they produce cylinders and variators for both racing and road use.They also produce pocket bikes with 50cc up to 15 hp.The company was founded when the Italian soldier Battista Polini returned from his service in World War II and started making bicycles, which sold very well. The first logo of the company was a ram, which was the coat of arms of Battista's battalion.