When your ride varies from skate parks to city streets, and usually ends with a session at the trails, the Rhythm Lite is the obvious tire of choice. A fast-rolling center section keeps things moving, while slightly larger and deeper shoulder knobs provide enhanced traction in the dirt. SPECS: Tire Type : Clincher Bead : Wire Compound | Casing : 70a or 60a | Flak Jacket TPI (Threads Per Inch): 30 TPI Puncture Protection: Yes Inflation : 35 - 65 PSI