The Indo Board replacement rollers are available for purchase seperately. Rollers are available in three sizes, Mini Roller, Original Roller , and the Pro Roller. Our rollers have been carefully designed to provide the correct action for each Indo Board deck. Mini Roller (5.0 diameter), for the Mini Orginal and Mini Kicktail decks Original Roller (6.5 diameter), for the Original and Kicktail decks Pro Roller (8.5 diameter), for the Pro and Mini Pro decks Constructed of durable injection molded plastic Available in small (Mini Roller), medium (Original Roller), and large (Pro Roller)