




Guyker GMA-015B 6-String Tune-O-Matic Bridge CNC Aluminum Alloy
SKU:GMA-015B-BK
PRODUCT DESCRIPTION
Built for stable 6-string electric guitar bridge replacement and custom builds. This Tune-O-Matic style bridge features a CNC-machined aluminum alloy body with brass saddles, offering a lightweight and practical upgrade for non-tremolo guitar setups.
Key Features
- CNC-machined bridge body: Made from aerospace aluminum alloy for a lightweight yet stable bridge structure.
- Brass saddles: Provides durable string contact for dependable replacement and modification use.
- Tune-O-Matic style design: Suitable for 6-string electric guitars with compatible TOM-style fixed bridge mounting.
- M5 stud mounting: Designed for installations that match M5 bridge studs and the listed post spacing range.
- Fitment reminder: Please compare the post spacing, bridge width, stud thread, radius, and overall dimensions with your original bridge before ordering.
Technical Specifications
| SKU / Model | GMA-015B |
| Product Type | Tune-O-Matic Bridge |
| Bridge Type | Fixed TOM-Style Bridge |
| Suitable For | 6-String Electric Guitar |
| Bridge Body Material | Aerospace Aluminum Alloy |
| Saddle Material | Brass |
| Manufacturing Process | CNC Machined |
| Overall Length | 90 mm |
| Bridge Width | 18 mm |
| Post Spacing | 74–75.4 mm |
| String Spacing | 10.6 mm |
| E to E String Spread | 53 mm |
| Radius | R364 |
| Stud Thread | M5 |
| Stud Height | 12 mm |
| Weight | Approx. 53.7 g |
| Color / Finish Options | Black, Gold, Chrome, Red |
| Package Includes | 1 x guitar bridge; 1 x mounting hardware set |
Compatibility Notes
Important: Please check the measurements of your guitar before ordering. Tune-O-Matic bridge dimensions can vary by guitar model, production year, factory, and region. Minor modification may be required depending on your existing hardware.
Package Includes
- Package quantity does not change by color option.
- 1 x guitar bridge
- 1 x mounting hardware set
Installation Note
Before installation: Compare the post spacing, stud thread, bridge width, radius, and overall bridge size with your original part to confirm compatibility.
Size Reference

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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 GMA-015B 6-String Tune-O-Matic Bridge CNC Aluminum Alloy
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