Mongoose Dolomite Mens Fat Tire Mountain Bike, 26-Inch Wheels, 4-Inch Wide Knobby Tires, 7-Speed, Steel Frame, Front and Rear Brakes, Multiple Colors For almost 40 years, Mongoose has been in the dirt, on the trails, and off the ramps. Founded in 1974 in a Southern California garage, Mongoose has always been an aggressive brand with products that push the limits of what a rider can do. Conquer any off-road trail with ease with this steel-framed mountain bike with supersized all-terrain knobby tires. Rear derailleur with seven speeds makes hills easier to climb, make it smooth and easy to change gears while riding. The threadless headset is adjustable for riders of different heights. For added speed and performance, the strong, lightweight alloy rims keep the weight down. Ride comfortably with beach cruiser pedals and insure safety with front and rear disc brakes. This bike ships ready to be assembled. Sized for adult riders 5 feet, 6 inches to 6 feet tall.