Gut string wound with silver plated copperwire, available in the gauge  23 1/2.

Plain gut string, available in the gauge  15 3/4

Plain gut string, available in the gauges  12 1/4 and 13

Gut string wound with aluminium, available in the gauge 21 3/4

Gut string wound with silver plated copperwire, available in the gauge 21 1/2.