Henri de Rivel Equalizer Dressage Girth. Designed with your horse’s anatomy in mind, the Henri de Rivel Equalizer Dressage Girth is a beautifully crafted dressage girth that provides even pressure on the billets, allowing for a more comfortable ride. Features stainless steel roller buckles, imported leather, and generous padding. Beautifully crafted from quality imported leather. Designed specifically with your horse’s anatomy in mind. Provides even pressure on the billets, allowing for a more comfortable ride. Stainless steel roller buckles.