Mechanical keyboard GLORIOUS GMMK 3 PRO Barebones 75% form factor USB RGB LED Black

GLORIOUS GMMK 3 PRO Barebones is a 75% wired mechanical keyboard barebones kit with a USB interface and RGB LED backlight. The product ships as a base unit in black and requires separate switches and keycaps to complete the build. Its compact 75% form factor and straight layout reduce footprint while retaining standard key positions suitable for home use, gaming and productivity. The barebones design supports mod-friendly assembly and customization within the GMMK 3 ecosystem.

Advantages

The barebones kit offers a full metal body that provides structural rigidity and a premium feel while allowing users to select their preferred switches and keycaps. Native USB connectivity ensures straightforward plug-and-play setup on most computers. RGB LED backlighting enables per-key illumination effects when paired with compatible firmware or software. The keyboard’s modular design facilitates repeatable upgrades and component swaps without replacing the entire unit.

Suitable for

• Custom mechanical keyboard builds where switches and keycaps are chosen separately
• Users seeking a compact 75% layout to save desk space
• Home use, office productivity and gaming

Key specifications

• Form factor: 75% compact layout
• Interface: Wired USB connection
• Backlight: RGB LED multicolour illumination
• Colour: Black exterior finish
• Compatibility: Designed for 5-pin MX-style hotswap switches (requires switches and keycaps not included)
• Included items: Barebones keyboard base and 2 m USB cable

How to use

Install compatible switches into the hotswap sockets and fit keycaps according to the chosen layout. Connect the keyboard to a computer using the supplied USB cable. Configure lighting and key assignments using compatible configuration software on Mac or PC if desired. Confirm switch orientation and stabilizer placement before final assembly to ensure consistent key travel and responsiveness.

Recommendations

Use 5-pin MX-compatible switches for optimal mechanical and electrical fit. When installing switches and keycaps, power down the host device and handle components on an anti-static surface. For lighting and macro configuration, install the manufacturer’s configuration software on your computer and follow on-screen instructions for firmware and key mapping updates.