The benefits for using a bean shaped link bit is that it takes the pressure off the horse's tongue.
It prevent's the bit forming a nutcracker effect ie: hitting the roof of the horse's nouth and it also reduces the squeezing of the tongue.
The copper mouthpiece encourages saliva production and acceptance of the bit by the horse.
12.5, 13.5, and 14.5cm avaliable
Mouth Thickness - 16mm
Ring Diameter - 65mm