The extra width of the 45Nrth Dillinger 5 Studded 60 TPI 27.5 Fat Bike Tire allows you to rail icy off-camber singletrack with confidence and control while taller side lugs bring improved cornering in snowy conditions. The 45Nrth Dillinger 5 Studded 60 TPI 27.5 Fat Bike Tire has a center tread which is tightly spaced for speed when you need it so you can power up an icy climb and rip down the other side.