Introduction to jockey's weight: Hong Kong's horse racing is a "handicap". They hope that every horse has the same chance of winning or losing in every race, so before every handicap race, the jockey's weight must be certain To know. If the handicap is 120 pounds and the jockey weighs 100 pounds, he has to bring another 20 pounds to ride the horse. They have to weigh the jockey before every race, and they have to weigh the jockey after every race. division, so they really know if it's a 100-pound jockey running a horse with 20 pounds of stuff.