For the mountain biker, Tour de France offers the Prologue Elite Bicycle. The Prologue Elite has a unique aluminum frame that is light but strong. Shimano trigger shifters are matched with Shimano Altus and Acera derailleurs making shifting fast and effective through the Prologue Elite's 24 gears. Features Aluminum Frame Steel Threadless 18539' Fork Shimano Indexed Trigger Shifters 24 Speeds 110mm Aluminum 18539' Threadless Stem Pro Wheel Double 48t 38t 170mm Length Crankset Alloy Cage Pedals with plastic body 700c Double Walled Alloy Rim Alloy Hubs 36h 7spd Free Wheel Wheelset Kenda Kwest 26' x 2.5i' Tires Shimano Tourney FR Derailleur 60cm 22.2 Alloy Flat Bar Handlebar Alloy 27.2 300mm Length Seatpost Vader Saddle Cr Mo Rails Alloy Linear Pull Brakes