Grover’s 409 Series of A-style tuning machines offer an impressive combination of vintage charm and modern reliability. This set of 4+4 tuners is for use on A-style mandolins, with a tight 18:1 ratio to deliver a smooth, predictable rate of tuning adjustment. Moreover, a specially designed adjustable worm gear ensures correct tuner alignment — Mandolin players find this feature results in a much-enhanced level of tuning stability. The 409 Series A-style tuners are packed to the brim with old-school vibe, including an open-gear design, rounded washer head buttons, and elegant engraving to pair with your F-style mandolin’s refined aesthetics perfectly.

Grover’s 409 Series of F-style tuning machines offer an impressive combination of vintage charm and modern reliability. This set of 4+4 tuners is for use on F-style mandolins, with a tight 18:1 ratio to deliver a smooth, predictable rate of tuning adjustment. Moreover, a specially designed adjustable worm gear ensures correct tuner alignment — Mandolin players find this feature results in a much-enhanced level of tuning stability. Lastly, 409 Series F-style tuners are packed to the brim with old-school vibe, including an open-gear design, rounded washer head buttons, and elegant engraving to pair with your F-style mandolin’s refined aesthetics perfectly.

Nickel plated with white plastic fixed buttons.

Golden Gate mandolin tuners include all necessary screws, bushings for immediate installation. Conventional gearing, nickel plated, pearloid buttons. Sold as a set.

Golden Gate mandolin tuners include all necessary screws, bushings for immediate installation. Conventional gearing, gold plated, pearloid buttons. Sold as a set.