... 20" Folding Electric Bike - TDN20ZElectric Assist System SensorLiShui, ES-02, 1: 1intelligent Speed Sensor DisplayJiaTe, ED-02, LED Three modes Motor8 ... , Stainless, R: 12G, w/Brass nipple RimsAluminum, F: 20"*1.75"*13G*36H, R: 20"*1.75"*12G*36H, Blk/polish wall TiresCST ... Milling Machines JXINJIE 15 5.0 Acceptable Grinding Machines M7130C 1 5.0 Acceptable Testing Machinery: Machine Name Brand & Model ...