made in Italy

The Kkbike pinion

It is a reinforced pinion for moving mountable on the transmission shaft of the gearbox.
The analyzed technical problem concerns its secondary transmission of means using chain, crown and pinion to transmit movement from the motor shaft to the wheel, through secondary counterfeit.
A pignone crown system is a chain or gear transmission system, where the pinion is the smallest gear, while the crown is the larger gear.