The bantamweight division in mixed martial arts refers to a number of different weight classes: The UFC's bantamweight division, which groups competitors within 126–135 lb The King of the Cage bantamweight class, with upper limit at 145 lb The Shooto bantamweight division, which suits competitors below 125 lb The ONE Championship's bantamweight division, with upper limit at 65.8 kg The Road FC's bantamweight division, with upper limit at 135.6 lb The bantamweight division sits between the lighter flyweight division and the heavier featherweight division. Wikipedia