The N.S. PRO Zelos 8 employs newly developed, cutting-edge, high-intensity NZNS60 material that outperforms all other patented materials used in N.S PRO competitors’ steel shafts. The N.S. PRO Zelos 8 delivers the smooth control and performance of high-carbon material found in premium graphite shafts. The superior performance of the newly developed NZNS60 material produces a more stable and definitive impact than graphite iron shafts. The N.S. PRO ZELOS 8 is designed with a low kick point and evenly distributed rigidity, which delivers more than ample flexibility from tip to butt. The ZELOS 8 is easy to handle with an extremely smooth swing and gentle touch, combined with the exact swing characteristics of a graphite iron shaft model. Features: Ideal for players that would like to use steel shaft, but do not have enough power or swing speed Ideal for golfers not satisfied with the feel and ball flight of graphite shafts Proprietary NZN base material to produce the lightness of graphite shafts with the control of steel shafts Trimming Instructions