Field Force Speed Shuttle Machine With adapter Conveniently changes between straight and arcing trajectories. There are no operational issues, but occasionally it would shoot out one shuttle at a time or two at a time. To avoid any problems, this item is sold only to those who understand that it is a used item. Thank you for viewing. - Please feel free to ask any questions in the comments. - Please note that we do not accept claims or returns regarding the condition of the product to prevent any problems. - Please understand that we will use simple packaging. First come, first served. #BaseballPractice #BattingPractice #FIELD FORCE