GT4 Driver GT4 - Exceptional Low-Spin Performance For players losing distance due to spin rates above 3,000 RPMs, GT4 offers Titleist's most aggressive spin-reducing driver. Features & Benefits: Seamless Thermoform Crown A reimagined ultra-lightweight design, born from a new Proprietary Matrix Polymer. The tunable acoustic properties of this unique composite allow Titleist engineers to realize new material gains while maintaining our signature sound and feel. All wrapped in a clean look that ins