Moonraker - Hardtail Mountain Bike (27.5") - Black – DiamondBack
27.5 mountain bike - Wikipedia
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27.5
Amazon.com : Redfire Mountain Bike Mens and Womens, 27.5-Inch Wheels, 21-Speed Shimano Drivetrain, Aluminum Frame and Disc Brakes, Lock-Out Front Suspension, Hardtail Adult Bicycle, Black : Sports & Outdoors