True Temper Dynamic Gold MID 100 Steel Iron Shaft Flex: S300 Stiff Weight: 106 Grams Launch: Mid Tip Size: .355 Taper Dynamic Gold Mid is designed to complement modern day, low spinning equipment by utilizing a unique shaft geometry to create a stiffer mid-section with an active tip section to promote an increase in launch and spin when compared to other Dynamic Gold offerings in similar weight categories. Designed for players seeking a lightweight steel iron shaft that delivers mid/high trajectory and spin. Coming in a lightweight (100g), midweight (115g) and tour-weighted (130g) option, there is something in the Dynamic Gold Mid family for everyone.