Take your music to a new low with our 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).

• Available with DoubleStop™ system for 3 total tunings
• Retrofits guitars equipped with Grover® Rotomatic tuning machines
• Wide variety of button options

Grover® is a trademark of Grover Musical Products, Inc. Hipshot Products, Inc. is not affiliated with Grover Musical Products, Inc.

Angkor Music - Electronic upgrades.

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Angkor Music - Guitar walkthrough.

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