Class: Class 1 WH Starter 20cm - 30cm
Class: Class 2 WH Starter - 30cm - 40cm
Class: Class 3 WH Novice - 40cm - 50cm
Class: Class 4 WH Intermediate - 50cm - 60cm
Class: Class 5 WH Open - 60cm - 70cm
Class: Class 6 WH Open - 70cm - 80cm
