Extra strong string to wind, for instance, into the depression around the middle joint. Dia.:0.75mm,length:300m. Material: Vinylon (artificial fiber)
Wooden Joint Section Insert L, ¥1100
Wooden Joint Section Insert M, ¥990
Celluloid Thin, ¥715
4-rin rattan Corner-cut (width:1.2mm), ¥8250