aluminum brake 1,High friction coefficient 2,OEM manufacturer 3,Motorcycle brake manufacturer 4,ISO9001:2008 Certificate Aluminum brake YJ90 motorcycle buffer ChinaModel YJ90MaterialADC12/Y113ColorOptionalAxle hole φ12Chain wheel specification 420,428No. of gears 36,37,40,41,46Suitable for motorcycles JD90,Dayang, Honda tai Our company supply various kinds of motorcycles spare parts and ...