The specialized fast trak sport 29er tyre 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 that39s ready for anything specialized fast trak sport 29er tyre features casing 60 tpi bead wire compound