Front MP2 motor kit (24 in.) Plug n' Run Connection Cables: Just connect 2 wires to the motor and you're ready to roll. Stronger Torque: Magic Pie has 56 Magnets, 63 slots and 56 poles. In other terms, it has 20% more strength and torque than typical motors. With it's large 320mm diameter, there's no hill too steep for it. 140/160mm Disc Brake Compatible: Magic Pie allows users to install either 140mm or 160mm Disc Brakes without having to use any adapters or components. There are 12 mounting holes catered for both disc brake types Function rich cruise controller: The Integrated cruise controller has functions such as True Regenerative Braking, Cruise Speed Control, Motor hall sensor failure redundency, anti-theft wheel lock via detection of vibration, Motor phase self detection and calibration, Support PAS (pedelec for EU regulations). Multiple Voltages: The Integrated cruise controller accepts multiple voltages (24V/36V/48V) not exceeding 60V. You can tune up your Magic Pie's performance by just feeding it with a battery of higher voltage. Super thin: With a thickness of only 60mm, Magic Pie allows users to install both a 6, 7 or 8 speed sprocket and a disc brake plate while still fitting it onto a common bike frame with a 135mm rear wheel mounting width.