Rear wheel conversion kit for Fatbike builds with just basic throttle control. Includes the 4.2kg Bafang G60 cassette hub motor, a downtube battery, baserunner controller, and options for a basic LED or V2 Cycle Analyst display. The 175mm Axle OLD can be extended up to 190mm with spacers to fit in a majority of fatbike frames. Suitable for 36V, 48V, and 52V battery packs depending on your speed requirement