Product Overview
The Guyker Potentiometer Control Knobs are designed for use with sound equipment and rotary potentiometers, providing both protection and easy control. These high-quality knobs are CNC machined and crafted from ebony wood, offering a durable and aesthetically pleasing replacement part for your musical instruments.
Key features include:
- Inner hollow shaft diameter of approximately 6mm (0.24 inch).
- Simple and quick installation process.
- Durable and designed for long-lasting use.
- Compatible with most Fender Tele, Gibson Les Paul, and Strat style electric guitars or precision bass instruments.
- Special ebony color with a plain pattern surface for an eye-catching appearance.
- Set of three high-quality 6mm potentiometer knobs.
Package Contents
Each package contains:
- 3 x Guyker Potentiometer Control Knobs (Ebony)

Image: Guyker Potentiometer Control Knobs displayed in their open retail packaging, showcasing the three ebony knobs with decorative tops.

Image: The closed retail packaging for Guyker Potentiometer Control Knobs, a black box with gold lettering.
Setup and Installation
These control knobs are designed for easy replacement or upgrade on compatible instruments. Ensure your instrument's potentiometer shafts have a diameter of approximately 6mm (0.24 inch) or less for proper fit.
- Preparation: Before beginning, ensure your instrument is unplugged from any amplifier or power source. If replacing existing knobs, gently pull them straight off the potentiometer shaft.
- Shaft Compatibility: Verify that the potentiometer shaft on your guitar or bass is a split shaft type and has a diameter of 6mm (0.24 inch) or less. These knobs are specifically designed for this shaft size.
- Installation: Align the hollow inner shaft of the Guyker knob with the split shaft of the potentiometer. Apply gentle, even pressure to push the knob straight down onto the shaft until it is seated firmly. Do not force the knob, as this may damage the potentiometer.
- Testing: Once installed, gently rotate the knob to ensure it turns smoothly and controls the intended function (volume or tone) without wobbling or slipping.

Image: A close-up view of three Guyker ebony potentiometer control knobs, highlighting their design and finish.
Operating Instructions
Once installed, the Guyker potentiometer control knobs function identically to standard volume and tone knobs on electric guitars and bass instruments. Rotate the knobs clockwise to increase the respective parameter (volume or tone) and counter-clockwise to decrease it.
- Volume Control: Adjusts the overall output level of your instrument.
- Tone Control: Modifies the treble frequencies, allowing you to brighten or darken your instrument's sound.
Maintenance
To ensure the longevity and appearance of your Guyker ebony control knobs, follow these simple maintenance guidelines:
- Cleaning: Wipe the knobs periodically with a soft, dry, lint-free cloth to remove dust and fingerprints. Avoid using abrasive cleaners or solvents, as these can damage the wood finish.
- Wood Care: As these knobs are made from natural wood, extreme changes in temperature or humidity can affect them. Store your instrument in a stable environment. If the wood appears dry over time, a small amount of wood conditioner or a natural oil (like mineral oil) can be applied sparingly with a soft cloth, then buffed dry.
- Handling: Avoid excessive force when rotating or removing the knobs to prevent damage to both the knob and the potentiometer shaft.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Knob feels loose or wobbles on shaft. | Incorrect shaft size; knob not fully seated; worn potentiometer shaft. | Ensure the potentiometer shaft is 6mm (0.24 inch) or less. Gently push the knob down firmly until it clicks into place. If the shaft is worn, the potentiometer may need replacement. |
| Knob does not turn smoothly. | Improper installation; debris on shaft; damaged potentiometer. | Remove the knob and inspect the shaft for any obstructions. Reinstall carefully, ensuring it's straight. If the issue persists, the potentiometer itself might be faulty. |
| Wood finish appears dull or dry. | Lack of regular cleaning or exposure to dry conditions. | Clean with a soft, dry cloth. Apply a small amount of wood conditioner or natural oil (e.g., mineral oil) and buff gently. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Guyker |
| Model Number | WK003 (Guitar and bass knobs) |
| Material | Ebony Wood |
| Color | Ebony (3PCS, Ebony) |
| Inner Hollow Shaft Diameter | Approx. 6mm (0.24 inch) |
| Manufacturing Process | CNC Machined |
| Item Weight | 0.03 Kilograms (1.13 ounces) |
| UPC | 718893958437 |
| Included Components | Knob (3 per package) |
Warranty and Support
For information regarding product warranty, returns, or technical support, please refer to the documentation provided with your purchase or contact the manufacturer directly. Guyker products are typically supported through their official channels.
You can visit the official Guyker store on Amazon for more information: Guyker Store