Scale Changer Tabla. This is a specially engineered set, taking the Tabla to a new level. This is a Scale Changing Tabla set, means that the treble (Dayan) can be taken down or up a key (C to D for example) simply by using an allen key on the plate at the bottom of the treble (Dayan). It can then be fine tuned, again by using an allen key on the tuning pegs (Gitteh). Strap (Badri) is made from synthetic material. Tabla comes complete with rings, covers and bag. Also available in Various Colours.