Champagne Châlons-Reims Basket also known as CCRB is a professional basketball club based in both the cities of Reims and Châlons-en-Champagne (France) as part of the union between the old Reims Champagne Basket club (RCB) and the ESPE Basket Pro club of Châlons-en-Champagne. The historical regional rivals combined forces to create a strong, financially stable, competitive ball club on the French elite professional stage.