double bass string set 4/4-3/4, medium, consists of CO-381-M, CO-382-M, CO-383-M and CO-384-M
double bass string set 1/2, 100 cm., consists of CO-301-A, CO-302-A, CO-303-A and CO-304-A
double bass string A-3 1/2, 100 cm., rope core, nickel
double bass string E-4 1/2, 100 cm., rope core, nickel
double bass string set 1/4, 90 cm., consists of CO-301-B, CO-302-B, CO-303-B and CO-304-B