This is similar to the original Sprenger Duo. There are two ways of using this bit which would give the tongue a little or more tongue relief. One way is a straight bar with an indent in the centre and the other way has a more pronounced curvature giving the tongue extra room.
Apple scented soft mouthpiece, non toxic, steel centre. Please Note: These type of mouthpieces are not suitable for all horses. Care must be taken so that the bit is correctly fitted and the horse's teeth and mouth are in good condition.