650B

- Lighter, grippier, faster - The ''Turbo'' of spike tires - Agile and sporty - Please note, in order to ensure that spikes are permanently fixed, tires should be run in for about 40km (25 miles) on asphalt, while avoiding any fast acceleration or heavy braking.

The ‘turbo’ of spike tires. 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 tire remains agile and sporty. - Schwalbe's Performance line of tires offers excellent quality and the best value for an intensive-use tire.