Life Fitness Wheel: 2 1/2″ OD 5/16″ ID LIFE WHEEL:2-1/2″ O.D. 5/16″ LD £3.97 15 in stock. Life Fitness Wheel: 2 1/2" OD 5/16" ID quantity Add to basket SKU: 0017-00042-0674 Category: Life Fitness Parts More Info Applicable for Description LIFE WHEEL:2-1/2″ O.D. 5/16″ LD Type Model Summit Trainer 95Li