In the past few years the zipp 303 firecrest carbon clincher rear wheel has emerged as one of the most formidable wheels in the pro peloton with wins in the tour de france paris roubaix the tour of flanders the amstel gold race and more its speed light weight and utter reliability have been proven in pro cyclings most demanding races the 303 made history by becoming the first carbon wheelset to win cyclings two most famous cobbled classics paris roubaix and the tour of flanders its