The new Zipp 303 and 202 Firecrest Disc wheels move to Zipp’s new 77/177 hubs allows the use of a XD 10-42t cassette, but you’ll have to get creative with derailleurs and shifters. © Cyclocross Magazine

The new Zipp 303 and 202 Firecrest Disc wheels move to Zipp’s new 77/177 hubs allows the use of a XD 10-42t cassette, but you’ll have to get creative with derailleurs and shifters. © Cyclocross Magazineundefined