The new Quantum Speed is perfect combination of ultra light weight performance with precise control and feel. Manufactured using an exclusive blend of high modulus carbon fibers and toughened resin systems to achieve optimum performance in an ultra lightweight golf shaft. Weight, Flex, and Flex profile all optimized for increased club head speed and consistency from the driver to wedge. Progressive Weight Technology - weights perfectly engineered to match your game Driver to Wedge Revolutionary Feather-lite Design Constant Taper for Enhanced Feel and Ultimate Playability Reinforced with Aerospace Grade T1100G for a Stabilized Launch and Optimum Feel Proprietary Ion Plating Finish