Get the Hammond EXP-50 volume pedal and gain hands-free control over the volume of your Hammond SK1 or SK2 keyboard. Add expressive volume swells to your performances, with the quality you'd expect from Hammond. The Hammond EXP-50 volume pedal is for use with the SK1 and SK2 keyboards. Hammond EXP-50 Expression Pedal Features at a Glance: Specially calibrated by Hammond Adds expressiveness to your playing Works with Hammond SK1 and SK2 Get expressive with the Hammond EXP-50 volume