Select Class: -- select -- 00-Official 01-10 yrs & under Preliminary 1.1 - 50 cm 02-12 yrs & under Preliminary 1.1 - 60 cm 03-A1 Preliminary 1.2 - 60 cm 04-A2 Preliminary 1.2 - 80 cm 05-A3 Preliminary 1.2 - 95 cm 06-B1 Novice 2.1 - 60 cm 07-B2 Novice 2.1 - 80 cm 08-B3 Novice 2.1 - 95 cm 09-C1 Elementary 3.1 - 60 cm 10-C2 Elementary 3.1 - 80 cm 11-C3 Elementary 3.1 - 95 cm 11a-Unofficial 12-12 yrs & under Prep 1 (caller allowed) - 30 cm 13-13 yrs & under 26 yrs Preliminary 1.1 - 50 cm 14-Seniors ^^ Preliminary 1.2 - 60 cm 15-Seniors ^^ Preliminary 1.2 60 cm