For boys who like to hit the trail at full speed, the Diamondback Cobra 20 in. mountain bike offers a comfortable ride during steep descents and lets him power up challenging hills.
- Durable steel frame is comfortable on neighborhood streets, bike trails and cross-country loops
- Front suspension fork features 40mm of travel to ensure a smooth ride
- Drivetrain provides 6 speeds to help conquer hills and cruise on flat trails; features integrated chainguard
- Comfortable SunRace twist shifters allow the hands to remain properly positioned while changing gears
- Linear-pull brakes offer reliable stopping power and comfortable hand-brake levers
- The Diamondback Cobra 20 in. mountain bike has wide, knobby tires to provide great traction on varied surfaces
All bicycles sold at REI include a free warranty tune-up. New bikes go through a normal break-in period, after which readjustment is important for longevity and performance. Bring your new bike in to your local REI for its free tune-up within 20 hours of use or 6 months from purchase, whichever comes first. Contact your nearest REI bike shop to schedule this important service.
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