AK Loose Ring Snaffle with Sweat Iron with Curved Mouthpiece. AK Snaffle mouthpiece is very good due to curved mouthpiece which equally distributes pressure more evenly over tongue and bars. With the center link without any sharpness with rounded shape it will reduce nutcracker action and pressure points on the tongue. Loose Ring allows immediate release and relief from tongue and bar pressure which reset the bit in the Horses mouth. AK Sweat iron is always very good which encourages salivation, good for your horse, helps bit acceptance, warm and sweet. Available in Sizes: 4.75”, 5.0”, 5.25”, 5.5”, 5.75” inches. Material: Made with High Quality Sweat Iron with stainless steel. Mouthpiece thickness: 14mm Ring Size: 65mm