Por ejemplo: Terence Crawford

Bantamweight (118 lbs)

Bantamweight (118 lbs)

Super Flyweight (115 lbs)

Super Flyweight (115 lbs)

Super Flyweight (115 lbs)

McJoe Arroyo

Super Flyweight (115 lbs)

Super Flyweight (115 lbs)

McWilliams Arroyo

Flyweight (112 lbs)

Junior Flyweight (108 lbs)

Junior Flyweight (108 lbs)

Angel Acosta

Junior Flyweight (108 lbs)

Junior Flyweight (108 lbs)

Jonathan Gonzalez

Junior Flyweight (108 lbs)

Junior Flyweight (108 lbs)

Minimumweight (105 lbs)

Ivan Calderon

Minimumweight (105 lbs)

Cruiserweight (200 lbs)

Light Heavyweight (175 lbs)

Super Middleweight (168 lbs)

Super Middleweight (168 lbs)

Middleweight (160 lbs)

Jorge Melendez

Middleweight (160 lbs)

Super Welterweight (154 lbs)