Upgrade your 3R+3L guitar headstock with the Guyker 504A-SP locking guitar tuners. Made from aerospace aluminum alloy and precisely shaped through CNC machining, this tuner set is designed for smooth tuning adjustment, secure string clamping, and reliable performance for guitar repair, replacement, and custom build projects.

Key Features

• Locking tuner design: Locking posts help make string changes faster and support improved tuning stability by reducing string slippage.
• CNC-machined aerospace aluminum alloy housing: Made from lightweight, durable aerospace aluminum alloy and processed with CNC machining for precise shaping and dependable strength.
• Brass gear components: Built with brass gears for smooth tuning operation and reliable wear resistance.
• 3R+3L configuration: Suitable for guitars with a three-per-side tuner layout.
• Sealed construction: Helps protect the internal gear mechanism for stable long-term performance.
• Multiple finish options: Available in Black, Silver, Gold, Red, and Green.

Technical Specifications

Compatibility Notes

Suitable for guitars using a 3R+3L tuner layout. Please confirm your guitar’s 10 mm peg hole requirement, 6 mm string post diameter, post height, mounting tab position, and overall tuner dimensions before ordering.

Package Includes

• 1 set of guitar tuning machines / 3R+3L
• Matching threaded bushings
• Matching washers

Installation Note

Please check the measurements of your existing hardware before installation. Guitar models may vary by production year, factory, and region, and minor modification may be required depending on the instrument.