Tufo cubus 33 sg tubular cx tyrethe universal model suitable for most conditions including the most difficult cyclocross terrains aggresive tread pattern provides excellent traction and steady cornering in almost every condition in spite of the aggresive tread pattern this model has very low rolling resistance and can be used also on dry terrain and hard pack excellent puncture resistance features use trainingracing size 28 width 33mm total weight 400g pressure max 45 bar 65 ps i