Legendary all conditions All Mountain tread Ramped knobs provide lowest rolling resistance and continuous ground contact Spiky, open tread offers best traction in a variety of terrain TRC lightweight, singleply 60tpi casing with 2 layers of sidewall puncture protection Gravity tire features GRC dualply 120tpi casing with pinch flat protection, ideal for Enduro, DH and rear E-bike use TLR tubeless ready bead for quick installation and a tight air seal