Trust Inno Sense Kimblehook Medium Port BitThe Kimblehook jaw piece is a kind of pelham but has a milder effect and is ridden with one rein. The rider can determine the sharpness of the bit himself. The lower the rein is attached, the greater the leverage, and the sharper the bit. This jaw piece offers the rider more control over the horse than a standard jaw piece. The Kimblehook is not suitable for inexperienced riders. The Inno Sense Medium Port is made of elastic plastic, slightly harder