The XK-A-1332-LP2-R Double Light Pipe Spacer, Set of 10, from X-keys is suitable for use by developers or serious techie X-keys users. Replace any key on an X-keys with these to turn the backlight LED into a bright indicator. With the Double Light Pipe Spacer, both the red and blue LEDs will light as indicators. Additionally, the light-intensity levels of the LEDs can be modified according to the user's requirements.
Also known as Light Pipe Blockers, use these to create a custom layout for your application. You can use blockers to separate keys into groups by function.