The RailCats and the JackHammers played a game on Sunday, June 28th wearing special jerseys. The Joliet Jackhammers wore jerseys that were styled after the 1984 Chicago Cubs jersey. Some of their jerseys were auctioned during the game and now, the rest are available for purchase. The proceeds from these sales (along with the auction) will go to the Reilly C. Bush Foundation. For more information on their organization, please visit www.reillycbushfoundation.org. There are several sizes available. Many are autographed by the JackHammer player who wore the jersey that day. Please note that the size number is listed first, with the number on the back of the jersey listed second. Jersey size conversions are as follows: Large - 42, 44 Extra Large - 46, 48 2XL - 50, 52