... of American and European brands for many years. Electric-bike Tube, bike tube, bike butyl tubeSpecification:16x3.00 AVPlace of Origin: ... We focus on researching, manufacturing and marketing of bicycles, electric bicycles, motorcycle tires and parts. Through many years' development ... .75/2.1254226x2.1255227x12327x11/430700x35c3328x11/23829x1.7542 Electric-bike Tube, bike tube, bike butyl tube