Knightriders (Blu-ray)(1981)

A company of entertainers perform at country fairs in jousting tournaments wearing armor riding on motorcycles and using maces to knock each other off the choppers. The troupe parallel the knights of the court of Camelot in many ways and their leader Billy is their King Arthur. When their act gains the attention of big promoters it looks like commercialism will change the team they have created*and Billy becomes undone at the idea of losing his Camelot.