Choose Options Compare SK Fiber Hypersonic 65 Driver Shafts - Graphite - .335 Tip SK Fiber MSRP: Price Now: $14.95 Was: SK Fiber Hypersonic Iron shafts are an ultra-lightweight shaft to enable the golfer to maximize clubhead speed and distance. Versatile mid-high launching design to fit a wide array of players. The SK Fiber Hypersonic wood shafts are a counterbalanced... MSRP: Price Now: $14.95 Was: Choose Options Compare