Washington Nationals 2019 World Series Champions Louisville Slugger 34 Silver Full Size Bat - Fanatics Exclusive. Commemorate the Washington Nationals as 2019 World Series Champions wit this silver full size Louisville Slugger bat. It is officially licensed by Major League Baseball. Due to quantity levels, we do at times list a stock image of the product. This is done to standardize and expedite the listing process and only applies for merchandise that is comparably identical.