P122021 Pirastro Chorda viola string set medium P122141 Pirastro Chorda viola string A-1 medium (14 1/2) P122241 Pirastro Chorda viola string D-2 medium (19 1/2) P222341 Pirastro Chorda viola string G-3 medium (16 1/2) P222441 Pirastro Chorda viola string C-4 medium (22 1/2)