Sommer cable sc tricone mkii tricone musical instrument cable sommer cable 300 0023 the sommer cable 300 0023 is a sc tricone mkii instrument cable the tricone mkii is a flexible cable for guitar keyboard the live musician studio keyboarder and the home recorder the cable is based on the sound wire diameter of 022mmsup2 and the fine individual strands of 010mm it is very robust easy to wind and protected against cable breaksapplication dependable cable for live application guit