Tuning Machines

Take your music to a new low with the GT1 Grover® Xtender. With the flip of a lever, your low E string can go down to D, C or even B (depending on your string gauge). Retrofits guitars equipped with Grover® Rotomatic tuning machines

The Super Rotomatic® has a 14:1 gear ratio. The 3 step button gives this machine a distinctive look and the sealed-in lubrication assures smooth gear-and-worm movement for the life of the machine.

Precision 20:1 gear ratio enclosed Bass Guitar tuners. With a 7/16"-diameter string posts and threaded hex bushings. They require a 9/16"-diameter peghole for installation. Featuring sealed lubricated, cast housings and metal knobs. Mounting screws are included. Mounting hardware included. For 5-string bass. 2 Left, 3 Right.

Sealed diecast tuning machine set with a standard 45° mounting screw and solid metal oval buttons. This chrome finished configuration looks classic on both electric and acoustic guitars. The gear ratio is 15:1. All mounting hardware is included in this three per side tuner set.

Retrofits guitars equipped with Schaller® M6 Mini tuning machines. Take your music to a new low with the closed gear Xtender. With the flip of a lever, your low E string can go down to D, C or even B (depending on your string gauge).