'13 Surly

If you ride in weather and landscapes that prevent mere mortals from following your tire tracks, Surly's Pugsley Frameset is what you need to build your ultimate do-anything, go-everywhere fat bike. Surly handcrafts this fine frame with reliable, great-riding butted chromoly tubing and provides the clearances for 26-inch wheels with up to 4-inch wide tires. You also get frame reinforcements in all the right places, plus all the braze-ons and details so that you can handcraft your dream bike.