Compared to the BM series, a longer string post and a larger button plus a bigger baseplate make it a perfect replacement tuner for Fender Jazz and Precision™ basses. Counterfort-mount. Gear ratio 1:20.

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• All parts are precision-crafted and surface-finished, the self-locking drive ensures an even, delicate and steady tuning.
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• All string posts are made of high-grade brass and fitted into the housing with utmost precision, ensuring the best possible tuning accuracy and wear resistance.
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