Piñon Sram Ex1 X-Sync Para Motor Bosch 14t

The EX1 drive train was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM\u2019s high end MTB parts provide high value, quiet operation and ease of service\r\nX-Sync (wide-narrow) tooth profiles for great chain management\r\nCompatible with Bosch mid-drive E-bike systems