Material:Usual:the steel of #30,#60,22A or customer requirement
Specifications:3.0mm￠,4.0mm￠ for car and autobike normal flexible shaft
                           3.2mm￠bright,3.8mm￠bright for odometer inner(soft shaft)
                           4.5mm￠,4.75mm￠ for footplate and seat flexible shaft
                           diameter 5.0mm-13.0mm manual machine inner,cropper shaft/tube inner