Traditional rings with more weight for better feel. Mouthpiece breaks over the bars at a different angle to contact new nerves with some tongue pressure for better control. Mullen relief mouthpiece creates even pressure across the bars and tongue to eliminate the nutcracker effect. Copper roller adds moisture and acts as a pacifier.
Stage A bits are great for starting horses, training, or maintaining steady contact. Aspects include direct reining, non-leverage loose rings and dee rings with mouthpiece diameters 5/16" and over.