Professional Choice Bob Avila Santa Rosa Shank Dog Bone Roller Horse Bit – Durable Equestrian Training Bit for Western Riding & Horse Shows

Mouthpiece: 5 1/2 inches

Cheek: 7 inches

The smooth snaffle bars and copper dog-bone center give a soft yet effective feel. The mouthpiece applies mild pressure to the tongue and bars while the copper roller aids in keeping the horses mouth moist.