Lighter, grippier, faster.The "turbo" of spike tyres. With 361 spikes it bites firmly into icy roads. The tungsten carbide core of each spike is clad in weight-saving aluminum. The scales stop at 695 g, yet the MTB tyre remains agile and sporty.Please note that before snow and ice use that these tyres have a bed in time of 40KM at maximum PSI. This will ensure a longer life span and optimum performance.