(1)Junior Featherweight/Super Bantamweight (122 lbs.)超最轻量级(55公斤级)
(2)Bantamweight (118 lbs.)最轻量级(53公斤级)
(3)Junior Bantamweight/Super Flyweight (115 lbs.)超次最轻量级(52公斤级)
(4)Flyweight (112 lbs.)次最轻量级(50公斤级)
(5)Junior Flyweight/Light Flyweight (108 lbs.)最次轻量级(49公斤级)
(6)Mini Flyweight/Minimum Weight (105 lbs.)迷你轻量级(48公斤级)