Bantamweight

Bantamweight is a weight class in combat sports and weightlifting. For boxing, the range is above 115 lb (52.2 kg) and up to 118 lb (53.5 kg). In kickboxing, a bantamweight fighter generally weighs between 53 and 55 kilograms (117 and 121 lb). In MMA, bantamweight is 126–135 lb (57.2–61.2 kg).

The name for the class is derived from bantam chickens. Brazilian jiu-jitsu has an equivalent Rooster weight.