Pirastro Tonica viola corde DO-4 scale 43 cm, synthetic, silver
Pirastro Tonica viola jeu de cordes scale 43 cm
Pirastro Tonica viola corde LA-1 scale 43 cm, synthetic, aluminum
Pirastro Tonica viola corde RÉ-2 scale 43 cm, synthetic, aluminum
Pirastro Tonica viola corde G-3 scale 43 cm, synthetic, silver