Tufo c s33 pro tubular clincher road tyretraining tubular clincher tyre for all around use with higher inflation pressure fine tread pattern contributes to low rolling resistance and good riding quality features use training size 28 pressure 812 bar 115175 ps i 21mm68 bar 90115 ps i 24mm tpi 60 sidewall area 90 under the tread rim size 28 700 c etrt o 622x 13 15 mm weight 335g 21mm 385g 24mmbuytufo wheels tyresfrom chain reaction cycles the worlds lar