Get your child excited about riding with Scott's Voltage JR 20. This tough bike eats up dirt and pavement alike. It features a sturdy Scott aluminum frame and an SR Suntour suspension fork to soak up the bumps. The 20-inch wheels are built tough with burly Alex rims and grippy tires that keep them rolling from one session to the next. The tough-as-nails 7-speed Shimano drivetrain provides excellent shifting and is built to last. Plus, the powerful Promax brakes offer pinpoint control.