Shure A75m Universal Microphone Mount - With A75-57f Mic Clip ONLY The clamp fits drum rims measuring 10 mm (0.4 in.) to 43.5 mm (1.7 in.) in height, or hardware measuring from 9 mm (0.35 in.) to 37 mm (1.45 in.) in diameter. Only Includes the A75-57F Mic Clip