The Horizon Fitness 004232-EB Running Belt provides a smooth and stable walking or running surface for consistent treadmill workouts. Designed as a replacement running belt, it moves continuously around the treadmill deck as the motor and rollers operate, providing the surface needed for walking, jogging, or running. Proper belt condition helps support smooth movement, consistent trac... https://www.wholetoolbox.com/horizon-fitness-004232-eb-running-belt/004232-EB.html