The Murf Alpha ST Step Thru eBike is a Fat electric bike with a powerful 750w motor and a long distance 52v 20 ah battery. With 26 inch Fat tires, Single Speeds and Hydraulic Brakes this Fat Tire Electric Beach Cruiser eBike is a Class 2 - 3, with a top speed up to 25 - 28mph. An optimal distance of 40 - 50 miles and charge time of 4 - 6 hrs. This Murf Alpha ST Step Thru electric bike is 71lbs with a maximum cargo weight of . The Murf Alpha ST comes in the following colors: Jungle Green (Limited Release),Bone,Obsidian Black,Seabreeze Matte