Concentric stacked knob set, with set screws. These sturdy metal knobs fit metric stacked concentric controls such as those used by Bartolini, Duncan, EMG.
Specifications:- Top knob O.D. = 14.25mm
- Top knob fits 6mm shaft
- Bottom knob O.D. = 19.5mm
- Bottom knob fits 8mm shaft
- Allen key set screw adjustment
Allparts SKU: MK-0138-010
Professional installation is strongly recommended. Improper installation may result in damage to the product and/or instrument.
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