Specialized Kicker Control T5 Tire Black 27.5 X 2.1Jump, Pump and Wheelie Kicker is game for the streets or bike park. The dense center blocks form a fast rolling strip to give you all the speed you need, smooth block in block transition knobs provide grip and support through turns. We maximized grip but kept the Kicker smooth enough to deliver quiet, and consistent performance. Kicker Control features our high damped and fast rolling T5 compound, a folding bead, and is performance oriented. 26 x 2.