The Portsmouth pelham offers it's rider leverage while giving the horses mouth give as it bends. This helps the rider feel more connected to the horse by ensuring the horse will not look to go against the bit. The port feature gives a stronger pressure on the tongue as its meant for two reins.
The mouthpiece has an anatomical shape, which prevent pressure over the tongue and horse bars. The side supports are unique in the market. They are the first in the world made from cnc aluminum together with the best Swedish steel.