The Wonder Bit is an all-purpose versatile gag bit with a single-jointed mouthpiece. With rein use, the sliding mouthpiece moves forward to apply increased poll, palate, and bar pressure. This action can help to promote shoulder elevation and lateral flexion. Stainless steel cheeks with a sweet iron mouthpiece that creates a pleasant sweet taste to encourage taking the bit. The addition of a curb chain to this bit can help increase speed, rating, and stop. (Please note: sweet iron is designed to rust)