These brass-headed mallets work great for bells or bell tree. They have black birch shafts for rigidity and consistency. Vic Firth M11 American Custom Bell Mallets American Custom Keyboard Mallets American Custom Keyboard Mallets are designed to address a range of instruments and all dynamic levels. With birch shafts for rigidity and consistency, they are favored by players who prefer extra reach without the added flexibility or rattan. All Custom mallets are 16 inches long and come in pairs.