3.25-8 Motorcycle Butyl inner Tube motorcycle inner tube natural rubber ,butyl tube rubber 35% 1)Good gas tightness2)Superior quality and competitive price3)Timely delivery4)OEM Accept5)Inner tube:30%-45 ... ,300-12,325-16,325-18,350-8,90/90-10,90/90-18,400-8,110/90-10,etc Product origin:ChinaDelivery ... :FOB qingdaoPayment term:T/T or at sight L/C Motorcycle Butyl inner Tube