Developed for the next generation of fat bikes with 27.5” wheel diameters for increased maneuverability,more speed and a smoother ride. We are now offering this in a new 27.5 x 3.8” size with our trail-bike designated Crown Gem tread pattern in a fat bike format. It’s a fast, hard-hitting trail tire that’s tough enough to take on enduro-style events. Up and down, rain or shine, this tire will push your riding performance to new levels of confidence.