Encourages a horse to rate quickly during a run. The port reaches the top of the mouth and signals the horse to flex at the poll quickly, bringing him into your hand and rate. Preferred on horses that are aggressive during the run to maintain control Rickey Green Bits by Classic Equine. Classic Equine proudly introduces Rickey Green's signature bit line. Rickey's bits were designed for training, practice or competition and feature a loose-cheek shank to encourage lateral flexion and will allow the rider to control the horse's nose.