Muddyfox Hypersonic 26 Inch Dual Suspension Bike - Unisex. White steel frame. 18 gears with Twist grip shifters. Sunrun SL-KDSG-03 gears. Sunrun RD-HG-04. Front V-type and rear V-type brakes. Dual suspension. Weight fully assembled 16.5kg. 46cm / 18 inch frame size. 66cm / 26 inch wheel size. Suitable for 66 to 81cm (26 to 32 inch) inside leg measurements. Suitable for ages 14 years and over. Mountain bike style tyres. Additional features: Sunrun RD-HG-04 rear derailleur. General information: Some assembly required to fit front wheel, pedals and tighten handlebars. EAN/MPN/UPC/ISBN: 5021967102250.