This pulley is designed to be mounted directly on the shaft (axle) of karting. It serves as a starting point for the belt that causes the water pump, ensuring continuous circulation of the coolant proportional to the speed of rotation of the axle.

• Sustainable material: Its high-density plastic manufacture offers excellent resistance to gum splash and temperature variations while lightweight.

• Standard dimension: With a diameter of 50 mmIt offers a conventional transmission report for most competition water pumps.

• Simplified installation: Designed to adapt to standard karting axes, it usually attaches to a robust clamping system to prevent slippage.