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SKU:Guitar Bridge-GMA013-Chrome-Aluminum-Alloy
PRODUCT DESCRIPTION
Upgrade your LP/SG-style guitar with a harmonica-style Tune-O-Matic bridge. The Guyker GMA013 features a CNC-machined aluminum alloy bridge body with extended saddle travel, designed for replacement, upgrade, and custom electric guitar projects.
Key Features
- Harmonica-style TOM bridge: Provides a classic extended bridge layout inspired by vintage-style electric guitar hardware.
- Extended saddle travel: Supports a wider intonation adjustment range for more flexible setup refinement.
- CNC-machined aluminum alloy body: Offers lightweight construction, precise machining, and a clean hardware appearance.
- Designed for LP/SG-style guitars: Suitable for compatible electric guitars using matching post spacing and bridge dimensions.
- Fitment reminder: Please verify the 73.3 mm post spacing, Ø12 mm post diameter, 51.5 mm E-to-e string spacing, and R350 saddle radius before ordering.
Technical Specifications
| SKU / Model | GMA013 |
| Product Type | Harmonica-Style Tune-O-Matic Bridge |
| Bridge Type | TOM Bridge |
| Suitable For | LP/SG-Style Guitars |
| Bridge Body Material | CNC-Machined Aluminum Alloy |
| Saddle Material | Aluminum Anodized |
| Manufacturing Process | CNC Machined |
| Overall Length | 88.7 mm |
| Bridge Width | 21.2 mm |
| Bridge Height | 7.9 mm |
| Post Height | 22.5 mm |
| String Spacing | 51.5 mm E-to-e / 10.3 mm |
| Post Spacing | 73.3 mm center-to-center |
| Post Diameter | Ø12 mm |
| Saddle Radius | R350 |
| Weight | Approx. 48.9 g |
| Color / Finish Options | Chrome, Black, Gold, Red, Green, Blue |
| Package Includes | 1 x Tune-O-Matic Bridge, 2 x Bridge Posts |
Compatibility Notes
Important: Please check the measurements of your guitar before ordering. Bridge type, post spacing, post diameter, string spacing, and saddle radius may vary by guitar model, production year, or existing hardware.
Package Includes
- Complete bridge replacement package:
- 1 x Tune-O-Matic Bridge
- 2 x Bridge Posts
Installation Note
Before installation: Compare the 73.3 mm center-to-center post spacing, Ø12 mm post diameter, 51.5 mm E-to-e string spacing, R350 saddle radius, and overall bridge dimensions with your original bridge to confirm compatibility.
Size Reference
Important: Please refer to the size chart below and compare all dimensions with your original bridge 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 GMA013 Harmonica-Style Tune-O-Matic Bridge for LP/SG Guitars
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