SCHWALBE ICE SPIKER PRO 27.5×2.25 W

TPI: 67 Usage: Winter Studded Lighter, grippier, faster. The ‘turbo’ of spike tires The tungsten carbide core of each spike is clad in weight saving aluminum 26″ = 361 spikes 27.5″ = 378 spikes 29″ = 402 spikes