Zinc Wave Mountain Bike If you are looking for an all action ride dual suspension Mountain Bikes give a more comfortable ride on rough, cross-country terrain. Mountain Bikes are as at home on the road as off it so are perfect for getting around town and country. The Zinc Wave Mountain Bike has dual suspension for the smoothest ride. PRODUCT FEATURES White steel frame. 6 gears with twist-grip shifters. Front V-type and rear V-type brakes. Dual suspension. Weight fully assembled 17kg. 51cm / 20 inch wheel size. Suitable for 53 to 66cm inside leg measurement. Suitable for ages 8 to 11 years. Mountain bike style tyres. Adjustable handlebar height. Adjustable seat height. Additional features: Bell. General information: Some assembly required to fit front wheel, adjust brakes, fit pedals, saddle and handlebars. Tools and instructions included. Additional Information Bike Tyres The tyres are semi deflated - pump required.