Smooth and stable tuning for your classic guitar.
The Grover classic guitar (303 Series) tuning machines offer guitarists traditional styling and quality craftsmanship. With 14:1 gear ratio, the (303 Series) provides smooth and accurate tuning for your acoustic guitar. The stamped plates are beautifully engraved with butterfly-style pearloid buttons that complement your guitar's aesthetics. You'll appreciate the open-gear design that provides a vintage look and feel. Designed for serious musicians, the (303 Series) tuning machines are a drop-in replacement for most acoustic guitars.