0″ fat tires off road electric bicycle with removable battery, 34mph&68/103 miles long range e bike ul certified. Nbpower 135mm dropouts e bike kit 48v 72v 3000w e bike conversion kit 100km/h speed 3000w ebike conversion kit (29inch rear). 4ah 26ah ebike battery pack replacement battery for 500w 1000w 1500w electric scooter motor kits with charger.