The Blizzard Speed Skating blade features the same high chrome stainless steel runner as on the Chrome ST blade ground to 1.1 mm thickness. Exceptional glide and durability in this price range. Can be equipped with front to back slots for Long Track style boot mounts or side ways slots for fixed bolt 6.5? 165 mm designs. Fast and affordable. The Best buy in a competitive long track clap blade. 1,1 mm chrome tool steel 58 Hrc. The blades have received a special treatment in order to reduce the friction to a minimum.Precision ground blades Aluminum 7000 series tube for optimal flexibility; stable and yet easy to control. Please choose blade length with appropriate bridge to fit your boots.