Feel at home on both country trails and open roads with this stunning, Challenge Dune hybrid bike. The solid steel frame is strong and durable and the 6-speed Shimano gears will help you navigate any path, with whatever power you want to exert. The gears can be easily changed with a flick of your thumb and finger thanks to the Revoshift Shifter - without having to take your hands off the handlebars. Steel v brakes are designed to help you stop quickly and safely and built-in front and rear mudguards help to keep your clothing and belongings clean and dry from the elements. So whether youre commuting, exercising or on a leisure ride then this bike can help you do it all. Steel frame. 6 gears. Revoshift shifters. Shimano revoshift gears. Shimano TY-21 rear derailleur. Front V-type and rear V-type brakes. Rigid suspension. Steel forks. Weight fully assembled 15.5kg. 14 inch frame size. 28 inch wheel size. 23 to 27 inch inside leg measurements. Trekking tyres. Alloy rims. Front and rear mudguards. Minimal assembly. Tyres and tubes are excluded from the guarantee.