The UST LIN-Q Power Core Shaft (White) is designed for the golfer seeking a low launch and low spin. Designed from the inside out, each launch/flex profile is fabricated with a distinct mandrel, materials and layup patterns. Features & Benefits: Q-Ply Material combined with a proprietary nano resin system. The nano-structural influences of the resin system combined with the Q Ply material provide the most efficient fibre material available. The innovative combination of Q Ply material, a nano resin system and discrete profile design technology provides unrivalled launch consistency, stability and perfect feel. The exclusive PowerCore provides significantly improved multi-axis stability and hoop stiffness during the golf swing, delivering increased energy at impact and a more consistent release path swing after swing. Specifications: Shaft Flex Weight Torque Launch Tip OD Tip Parallel Length Launch LIN-Q PowerCore White 6X X 70g 3.6° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 6S S 67g 3.6° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 6R R 65g 3.7° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 7X X 79g 3.0° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 7S S 77g 3.0° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 7R R 76g 3.0° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 8X X 88g 2.9° Low 0.335″ 3.0″ 46″ Mid LIN-Q PowerCore White 8S S 87g 2.9° Low 0.335″ 3.0″ 46″ Mid Swing Speed Recommendations: Flex Driver Swing Speed (mph) Driver carry (yards) R 80-95 200-240 S 90 – 105 225 – 260 X > 105 > 260