The Shure A55HM is a Shock Stopper™ swivel adapter/isolation mount that reduces transmission of mechanical noise and vibration by more that 20 dB. Features patented design that allows the microphone to be snapped in and out without removing the cable.
The A55HM works with the SM57, SM58, SM86, Beta 57A, Beta 58A, Beta 87C or any Shure tapered handle mic.