Mullen Mouth Kimberwick BitExerts steady and even pressure onto the whole tongue width Enables precise and effective rein aids due to acting on the tongue, poll, and lower jaw Slightly lower lever action than a Pelham Suitable for horses that evade the rein aids, tend to get strong and dodge downward lean on the bit Offers more control with strong and powerful horses Available in 4 1 2", 5", and 5 1 4" Specifications: Thickness (16mm)