The Whyte 603 Hardtail punches well above its weight on the trails, with a brand new 600 Series aluminium frame for 2017 & using the very latest Whyte geometry. The Whyte 603 Hardtail punches well above its weight on the trails, with a brand new 600 Series aluminium frame for 2017 & using the very latest Whyte geometry. Based around a longer top tube, a short stem & wide 700mm bar this bike is equipped for all round riding whilst providing a great level of control. Youll find it hard to believe the 603 is Whytes entry level mountain bike, with carefully chose, branded parts & a well designed frame it has all the hallmarks of Whytes award winning DNA. This new frame bristles with UK design features such as the Get A Grip seat post clamp system to allow for quick adjustment & fantastic weather proofing. Wide 700mm handlebars 600 Series aluminium Weatherproofing features Description by Mike, Rutland Cycling Web Team.