Nutrak attack fsx = """"fast xtreme?, this high-speed, fast-rolling tire is the tire of choice for high-speed cornering and full gas descendingthe evenly spaced ramped tread is specifically developed for speed and aggressive cornering but also performs exceptionally once the brakes are appliedavailable in 29in and 27.5in tire sizes and suitable for front and rear use, attack fsx is best suited to hardpack conditions - perfect for bike parks and trail centresfull 40 compound tyres feature a 42a ultra-tacky rubber ? Generating the maximum grip possible. Its low-rebound characteristics are perfect for elite dh and enduro racing conditionsgxe core is a 1.5-ply casing with apex inserts, chafer in bead area, and b-proof nano, perfect traction to weight mixture for enduro and all-mountain riding. Fast and agile construction- fit for the weekend warrior up to the pros in enduro world series""