Tufo calibra plus road tyrea very lightweight road racing tyre slick tread centre with side grip pattern for extra speed and excellent riding properties on wet or dry pavement good puncture resistance features use racing size 23 622 total weight 180g pressure 610 bar 90145 ps i tpi 120 sidewall area 240 under the treadbuytufo wheels tyresfrom chain reaction cycles the worlds largest online bike store