AKG H 500 Shock MountThe AKG H 500 Shock Mount provides effective isolation from physical vibration. Composed of a plastic shell and a flexible rubber interior, this ruggedly designed mount provides a reduction of structure borne noise by 12 dB. Furthermore, this mount allows for a quick and simple break down and set up of a sound system. Reduces Noise This shock mount provides effective isolation from physical vibration. Composed of a plastic shell and a flexible rubber