Jump'In US twisted D-ring bitComposition: German Silver (65% copper, 23% zinc, 12% nickel) is a relaxing and solid alloy. The US D rings twisted bit with tongue plate is designed to offer enhanced control and a more direct response. Its twisted mouthpiece applies slightly increased pressure on the bars and tongue, improving the precision of the riders aids. The central tongue plate acts as a correctional tool, limiting tongue pressure and helping to discourage horses from leaning