Watch top pros cyclists battle for supremacy in the streets of downtown West Chester. The climactic event of the Iron Hill Twilight Race Series, the Iron Hill Twilight Criterium is the last race on the USA CRITS Championship calendar before the Finals and thus helps determine the best pro bike racers in the U.S. While the focus is on pro bike racing, there are also amateur men’s and pro women’s races, as well as many family-friendly activities, including the West Chester Dental Arts’ Kids Race, Kids’ Zone full of surprises, Trike Challenge presented by Tolsdorf Oil Lube Express, Community Festival, Markey Street Block Party, and more!