Poponcini Harmony Hack-A-BitWe love this bit because it combines both a classic bit option and a hackamore nosepiece. It offers extra control through nose pressure for forward horses. The Poponcini Hack a bit is a combination horse bit, that combines the use of a hackamore and a sliding gag bit. These bits are uniquely designed to offer flexibility in how much play the bit has in the gag action. The rider can choose to let it slide the full length of the gag, or adjust it for a