Precision-engineered vintage-style tuners with modern convenience.
The Grover Roto-Grip Locking Vintage 533 Series tuning machines provide precision tuning for your instrument. You'll appreciate the vintage styling and premium components that deliver stability and accuracy. The sealed, lubricated gears and 15:1 gear ratio give you fine control over tuning, while the locking thumbscrew mechanism secures strings in place. These tuners are engineered to demanding standards and designed to last, with self-lubricating housings eliminating maintenance. For drop-in replacement on many instruments, the Roto-Grip Locking Vintage 533 Series tuning machines bring vintage style and modern performance to your tuning needs. Hardware included (bushings, screws).