Nexen Roadian CT8 HL Radial Tire - LT225/75R16 115R Maximized block rigidity by applying the rib type for shoulder block, given the heavy load of commercial LT vehicles Prevented stress between blocks by applying square-shaped dimple where a sipe is turned, resulting in better durability Maintains optimal rigidity balance in the in-out section by applying half depth to the transverse groove in the center block Improved hydro performance through drainage faster than that of existing zigzag type by applying the straight main groove