Z420 has only three molded components: the hull, the deck, and the mast partners. Unlike the C420, the Z420 does not include a spinnaker or trapeze in its rigging. Z420 boats are specially designed for college sailing and were used at the Inter-Collegiate Sailing Association National Championships in 2014 for the first time. Events Open Open Under 17 Male & Mixed Female 420 Team Racing World Championships The boat has been used for team racing in both the ISAF Team Racing World Championship and the ISAF World Sailing Games however the class established its own team racing competition in 2015. Only the International 14 and Optimist (dinghy) class association hold a team racing based World Championships in addition to the two discipline led events. IYRU Women World Championships World Sailing – Youth Sailing World Championships The class has been used extensively at the Youth Sailing World Championships which run by World Sailing this is different to the Class Worlds by way that equipment is supplied and entries are limited to one entry per nations but often from more nations. Events Club 420 North American Championship Club 420 US National Championship References External links Official international class website Official UK class website Official Austrian class website Dinghies Sailboat types built by Grampian Marine