Zipp 30 clincher road front wheelthe zipp 30 clincher is fast so fast that it will get you where you are used to going faster the strong and aero designed aluminium rim is effective for races gravel adventures cyclocross and training rides this means years of high performance riding not worrying about your wheelset simply put the 30 clincher is the perfect balance of durability aerodynamics stiffness and weight features material aluminium hub rimhub model 122brake track width 20 4