







Guyker CKB029-C Control Knob Shell Top 6.3mm for Electric Guitar & Bass
SKU:CKB029-C-GD-1PC
PRODUCT DESCRIPTION
Upgrade your guitar or bass controls with a shell top aluminum alloy knob. The Guyker CKB029-C features a decorative shell top design, 6.3 mm shaft fitment, and an M3 set screw for compatible electric guitar and bass control upgrades.
Key Features
- Shell top design: Adds a clean decorative look to your volume or tone control area.
- Aluminum alloy construction: Lightweight metal build designed for replacement, upgrade, and custom guitar projects.
- 6.3 mm inner diameter: Designed for compatible potentiometer shafts with matching shaft size.
- M3 set screw: Side set screw helps secure the knob onto a compatible shaft.
- Pack quantity options: Available in 1 PC and 3 PCS options for single replacement or control set upgrades.
- Fitment reminder: Please confirm your potentiometer shaft diameter, shaft type, knob height, and control spacing before ordering.
Technical Specifications
| SKU / Model | CKB029-C |
| Product Type | Control Knob |
| Suitable For | Electric Guitar / Bass |
| Material | Aluminum Alloy |
| Top Style | Shell Top |
| Inner Diameter | 6.3 mm |
| Total Height | 18 mm |
| Set Screw | M3 |
| Color / Finish Options | Chrome, Black, Gold |
| Pack Quantity Options | 1 PC, 3 PCS |
| Package Includes | Control Knob(s) According to Selected Pack Quantity |
Compatibility Notes
Important: Please check your potentiometer shaft diameter, shaft type, knob clearance, and control layout before ordering. Knob fitment may vary depending on the potentiometer type and guitar or bass control setup.
Package Includes
- Package quantity varies depending on the selected option.
- 1 PC option: 1 x Control Knob
- 3 PCS option: 3 x Control Knobs
Installation Note
Before installation: Compare the 6.3 mm inner diameter, 18 mm total height, and M3 set screw fitment with your original knob and potentiometer shaft to confirm compatibility.
Size Reference
Important: Please refer to the size chart below and compare the listed dimensions with your original control knob before ordering.

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FAQS
Do you class a reverse headstock guitar as a left hand guitar?
How do I determine the right size/fit for a specific accessory?
Can you provide more details about the materials used in your products?
At Guyker, we prioritize the use of high-quality materials to ensure the durability and performance of our products. While the specific materials used may vary depending on the accessory, we commonly utilize materials such as:
■ Metals: We often use materials like stainless steel, aluminum, and brass for hardware, bridges, and other metal components.
■ Plastics: Certain accessories may incorporate durable and impact-resistant plastics such as ABS or polycarbonate for knobs, pickguards, and other components.
■ Woods: Some accessories, like guitar knobs or picks, may be made from various types of wood, including rosewood, ebony, or maple.
For more detailed information about the materials used in a specific product, we recommend reviewing the product descriptions or reaching out to our customer support team at [support@guyker.com] for further clarification.
Do you offer international shipping?
Yes, we offer international shipping to customers worldwide. When placing your order, please ensure that you provide accurate international shipping information, including your complete address and contact details.
Please note that international shipping may be subject to customs duties, taxes, and additional fees imposed by the destination country. These charges are the responsibility of the recipient and may vary depending on the country's customs policies.
What is your process for returning or exchanging a product?
To initiate a return or exchange, please follow these steps:
■ Contact our customer support team at [support@guyker.com] or visit our website's Returns/Exchanges page.
■ Provide your order details and the reason for the return or exchange.
■ Our customer support team will guide you through the process and provide you with a return/exchange authorization if applicable.
■ Follow the instructions provided, including packaging the product securely and attaching the necessary labels or documentation.
■ Ship the product back to us using a traceable and insured shipping method.
■ Once we receive the returned product and verify its condition, we will process the return or exchange accordingly.
Can I return or exchange a product if it's been used?
In most cases, products that have been used or show signs of wear may not be eligible for return or exchange unless there is a defect or error on our part. We recommend reviewing our specific return/exchange policy or contacting our customer support team at [support@guyker.com] to determine the eligibility of your particular product.
Do I need to cover the return shipping costs?
The responsibility for return shipping costs may vary depending on the reason for the return or exchange. In some cases, such as if the product is defective or if we made an error, we will provide a prepaid shipping label or reimburse your return shipping costs. However, if the return or exchange is due to a change of mind or a non-defective product, you may be responsible for the return shipping costs. We recommend reviewing our return/exchange policy or contacting our customer support team at [support@guyker.com] for specific details regarding return shipping costs.

Guyker CKB029-C Control Knob Shell Top 6.3mm for Electric Guitar & Bass
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