Long-Lasting Battery & Multi-Mode Connectivity
1900mAh Rechargeable Battery
Enjoy extended usage without frequent recharging. The integrated battery ensures reliable wireless operation for work or play.
Tri-Mode Connectivity

Seamlessly switch between 2.4GHz wireless, Bluetooth 5.0, and wired USB-C modes. Compatible with Windows, macOS, Android, and iOS systems for universal adaptability.
Hot-Swappable Sockets
Effortless Customization: The hot-swappable sockets allow quick and tool-free switch replacements. Experiment with different mechanical switches (e.g., linear, tactile, or clicky) to tailor your typing feel without soldering.
Programmable USB-C Interface
Enhanced Productivity: Utilize the programmable USB-C functionality to create custom macros, remap keys, and optimize layouts for your specific workflow needs via intuitive software.
Vibrant RGB Backlighting
Dynamic RGB LED: Customize your setup with per-key RGB backlighting. Choose from multiple lighting effects and colors to match your aesthetic or enhance visibility in low-light environments.
Mechanical Operation & Gasket-Mount Design
Tactile Precision: Experience consistent keystrokes with mechanical switches, providing tactile feedback and long-term durability.
Gasket-Mount Structure: The gasket-mount design reduces internal vibrations and minimizes typing noise, delivering a smoother, more comfortable feel.
Premium Aluminum Construction
CNC-Machined Aluminum Case: The robust aluminum chassis ensures structural integrity and a premium weight, enhancing stability and desk presence.
GH60 Layout Compatibility
Versatile Customization: Supports the popular GH60 PCB layout, offering broad compatibility with aftermarket keycaps and community-driven firmware.
Important Note
This product is a DIY keyboard kit. Switches and keycaps are not included, allowing you to select components that align with your preferences.
Why Choose the Sikakeyb Sk1 Castle?
The Sikakeyb Sk1 Castle Gasket combines cutting-edge features—such as tri-mode connectivity, hot-swappable flexibility, and programmable keys—within a sleek, aluminum frame. Whether you’re a gamer, programmer, or mechanical keyboard enthusiast, this kit delivers the tools to build a high-performance keyboard tailored to your unique style. Elevate your setup today with unparalleled customization and engineering excellence.
Build Your Castle. Define Your Style.








