Nimble like a mountain bike but made for the street, the popular Diamondback Division 2 bike is the ultimate multi-use machine—it's ready to commute, meet up with friends or ride home after a show. Custom-formed AL-6061 heat-treated aluminum frame and fork with 27.5 City Sport geometry is designed for city use Light enough to to carry up steep stairs to an apartment, yet durable enough to handle potholes, maintenance hole covers, train tracks, curbs, grates and everything in between Tektro HD-T275 hydraulic disc brakes offer the ultimate stopping power in all conditions 1 x 9-speed shifting offers a simple setup with plenty of gears for those city hills 35 mm alloy riser bar offers extremely light weight with serious strength Vee Tire Co. Zilent 27.5 in. x 47 mm tires provide all-terrain use from road to gravel, and they are big enough to roll over almost anything in your path Specs and images are subject to change