I use studded tires in the winter. http://www.icebike.org/the-ultimate-guide-to-winter-bike-tires-and-studded-tires/ http://www.icebike.org/the-ultimate-guide-

I use studded tires in the winter. http://www.icebike.org/the-ultimate-guide-to-winter-bike-tires-and-studded-tires/ http://www.icebike.org/the-ultimate-guide-to-winter-bike-tir...