NEW CRYSTAL: New STABILON fibre for the core, new computer-based technology and even more accurate automated checks during manufacturing have further enhanced the characteristics of the popular CRYSTAL range. ;Larger overtones, fast and more accurate response;Quality sound projection from pianissimo to fortissimo;G Stabilon-Nylon/Silver wound;medium-light 4.55kg/10.04lbs;medium 4.75kg/10.49lbs;forte 5.0kg/11.04lbs;