The Pro-Mark JH27 was originally designed as a double headed timpani mallet that would be used for the Elliot Carter timpani solo, MARCH. Mr. Carter himself, acknowledged his support of the JH27 for this purpose. Beyond this specific use, the JH27 has found its way into Broadway shows, drum-corps as well as multiple percussion pieces that require fast mallet changes from a hard felt mallet to a substantial wood headed mallet, both "exciting&...