Reinsman Josey O-ring Combo BitOur 0118 3000 O ring Combination features a three piece twisted mouth with a dog bone center. This three piece helps prevent the nutcracker effect across your horses jaw. It can package a horse up to keep him collected and quick in turns, correct an elevated nose or a dropped shoulder. Gag action on the bit provides pre signals to the horse before pressure is applied. This bit is great for the young horse who is being transitioned into speed events,