E-631 -普通钢,球头 A-632 -铬钢平绕 D-633 -铬钢平绕 G-634 -铬钢平绕 630-4/4 Violin String Set 630-3/4 Violin String Set 630-1/2 Violin String Set 630-1/4 Violin String Set 630-1/8 Violin String Set 630-1/16 Violin String Set