From hardpack groomed trails to soft backcountry pursuits, the fast and lightweight Husker Du fat bike tire conquers a variety of winter conditions. The design creates an ideal balance of low rolling resistance and traction, utilizing a shorter center tread that rolls faster, with slightly taller shoulder knobs to provide more bite when cornering. 45NRTH&';s fastest snow tire, with a reduced lug count for low-rolling efficiency Taller shoulder lugs increase cornering traction Tubeless ready The 4.8" wide casing creates a larger footprint for increased float, while maintaining low rolling efficiency for maximum speed Always check with your rim manufacturer to verify rim & tire compatibility before assembly or use