Specialized's Roll has everything you need to help you along your journey to a fitter, happier you. Hop on the bike path—dirt or paved—and enjoy the smooth, efficient ride afforded by the lightweight A1 aluminum frame and unique Ground Control Positioning, which puts you in a comfortable, upright position. Feel the confidence the cushy 650B x 2.3-inch wide tires provide, while the hill-topping 7-speed Shimano drivetrain spins easily up steep hills and cruises along the flats. The plush saddle, grips, and stable pedals keep you comfortable mile after mile. Specialized gives you everything you need in a package that's pretty on the eyes and a joy to ride.