Guitar/Bass
Thomastik Spirocore A Solo Bass 3/4
Thomastik Spirocore A Solo Bass 3/4, A-Single-String, For 3/4 double bass, Solo tuning, Material: Chrome on spiral core, Tension: Medium, Thomastik-Nr: 3886.1
https://www.bizrate.co.uk/guitars_bassguitars/thomastik-spirocore-a-solo-bass-oid6740970443.html