The Little Wonder 4165111 Leaf Blower Friction Wheel helps transfer engine power to the blower system for effective airflow and debris removal. This friction wheel engages with the drive components and uses friction to transmit rotational power, allowing the blower impeller to operate and generate airflow. Replacing a worn or damaged wheel can help restore proper power transfer, reduc... https://www.wholetoolbox.com/little-wonder-4165111-leaf-blower-friction-wheel/4165111.html