I purchased this about three years ago. I believe it's in good condition, having been used only a few times, but please understand that it is a used item. [Product Overview] The audio-technica AT8458a is a shock mount for 20 Series microphones that effectively absorbs vibrations. - Brand: audio-technica - Model: AT8458a - Type: Shock Mount - Features: For 20 Series (Compatible models: AT2020, AT2020USB+, AT2035, AT2050, AT2040, AT2040USB) Instant purchase is welcome.