Acceleratore Pollice 21/130/108/20/76X per Kit Conversione Bicicletta Elettrica
1 76X Half Twist Throttle. Usage : Electric Scooter,Electric Bicycle,E-bike,E-motorcycle. Type : Wuxing FT-21X/130X/108XL/108XR Thumb throttle ；. 1 FT-21X Thumb Throttle. 1 108XL/108XR Thumb Throttle.