21-speed 26/29 Inch City Electric Bike Bicycle e Mountainbike Samsung 48v 18ah 1000w Mountain Ebike Electric Bicycle

name C6 lithium mountain bike electric machinery 9-core water proof wire for high speed brushless 1000W toothed motor battery Samsung 48V 18ah battery controller Jinghui intelligent brushless over current temperature protection Meter Intelligent LCD one button automatic control switch USB charging port charger Zhineng charger for lithium battery accelerator Three lamp power display of five star rotating handle accelerator Booster High sensitivity induction booster makes riding easier and power saving Lights + horn Five Star integrated LED lamp and horn brake Jiekang e13d front and rear power off brake handle frame material Aluminum alloy c6-18 inch frame Wheel size 26 / 29 inch Rim 26 / 29 inch aluminum alloy double layer cutter ring tyre 26 / 29 inch Jianda or Chaoyang black tire 26 / 29 * 1.75/1.95 Front fork Aluminum shoulder shock absorption front fork Transmission Imported Shimano sc-tx30 positioning instruction Back dial Import Shimano rd-tz50 after positioning brake Yinxing front and rear mechanical disc brake Dental disc Taiwan haomeng 24t32t42t mountain bike transmission special tooth plate free wheel Shimano mf-tz21 positioning flywheel weight 24-28kg (bicycle with battery)