Schwinn Sidewinder Mountain Bike, 24-inch wheels, boys frame, black. It s time to get out and hit your favorite trail - make that first emphatic pedal by hopping on the Sidewinder by Schwinn. The Sidewinder features a front suspension mountain bike that's just itching to hit the trails. The steel mountain frame and Schwinn suspension fork keep the ride smooth, while strong and light alloy rims provide added stability. You'll love the easy gear changes that come with the 21-speed Shimano rear derailleur and trigger shifters, not to mention the Schwinn alloy crank. Alloy front disc brake and rear linear pull brake deliver crisp all-condition stopping, so you can ride with confidence. Plus, you can find your perfect fit thanks to the tool-free adjustable seat post. Like all Schwinn bikes, the Sidewinder comes with a limited lifetime warranty for as long as you own the bike. You've been dreaming about this all day. Now get out and enjoy the freedom of riding a Schwinn!