Tunturi Tundra 26" Fat Bike Fork - IS Disc Brake - 1 1/8" Steerer - Forest GreenTunturi Tundra 26" Fat Bike Fork PM Disc Brake 1 1 8" Steerer Forest Green This Tunturi Tundra fork really is ready to get as far off the beaten path as possible. Itll accept 26 tires up to 4. 3 and dropouts spaced at 140mm, which is a useful feature, especially in remote places and extreme temperatures conditions. Should your freehub seize due to cold, invasive grit or other reasons, you can swap wheels and keep moving. The fork uses a 51mm IS disc