We view speed and control as a right not a privilege which is why we took the tread design of the fast trak sport tyre a step further by manipulating each knob with fe analysis paired with extensive rider feedback and design experience the result is a xc tyre with less rolling resistance more traction and a rugged casing thats ready for anything casing 60 tpi bead wire compound 70a 26 x 20 psi 35 65 approximate weight 650g