Originally Posted by Archwhorides

The 2 row Schwalbe Winter spiked narrowly fits under the AC01 fender. It's a nice tire, great on plowed icy roads and paths, and slices through loose snow, but not so good on refrozen rutted ice, and turns must be taken very gingerly on ice. The 4 row spiked tire is better on rutted ice and turns, but heavier and slower.