Mizuno ST-G Technology: Cortech Chamber Detail: (±4) ( 9.5 ) Shaft: Diamana MM Grip: Iomic Sticky Black Description Description The Mizuno ST-G 440CC Driver. Ultra Low Spin Tour Performance. Mizuno’s squat, powerful, player’s driver combines the scope to optimize launch and spin with the ball speed enhancements of Mizuno’s CORTECH Chamber. Two convergent weight tracks allow the ST-G to be anything from a low spin bomber, fade or draw biased or simply a more stable compact driver.
