Korsteel Anti Rearing Chifney BitKorsteel Stainless Steel Chifney Anti Rearing Horse Bit is not designed to be ridden in, but is used for leading difficult horses or those that are likely to rear up. The V shaped mouthpiece will apply pressure to the tongue should the horse try to pull or rear. This bit, like other severe bits, should be used by a skilled, light hand, and must only be applied for leading.