Thomastik-Infeld Spirocore Viola… Thomastik-Infeld Spirocore Viola C, Silber Art-Nr. S21 Hersteller Thomastik-Infeld Thomastik-Infeld Spirocore Viola… Thomastik Spirocore Viola C, Silber × Thomastik-Infeld Spirocore Viola C, Silber