Korsteel Soft Rubber Jointed Eggbutt Snaffle BitKorsteel Soft Rubber Jointed Eggbutt Snaffle Bit The eggbutt snaffle has fixed, oval shaped rings offering a consistent contact. The thicker mouthpiece is softer on the corners and the bars of the mouth. Pressure created by the reins is spread over a larger surface area. The soft rubber encourages the horse to chew and salivate. The single joint creates a nutcracker action which puts pressure on the tongue, the roof of the mouth and the bars of the