The Grover Sta-Tite ukulele #9 Series tuning machines are engineered for uke players looking for precision and stability. You'll enjoy smooth and accurate tuning thanks to the 14:1 gear ratio, while the shortened 1" string posts make string changes a breeze. The open gears provide an vintage aesthetic, and the black buttons blend seamlessly with many ukulele styles. Whether you play soprano, concert or tenor ukulele, the Sta-Tite ukulele #9 series has you covered with bushings and hardware for easy installation. For tuners that won't let you down wherever you're performing, choose the Sta-Tite #9 series.