Bloody LK Libra
The switch has been designed to be more rigid. It includes an internal stabiliser bar of metal.
Dongguan Mingjian in China is believed by many to manufacture it under license from Taiwanese Bloody/A4Tech (confirmation needed). They manufacture it also to other keyboard manufacturers such as Asus and Razer. This includes the "Razer Optical Switch" found in the Razer Huntsman line of keyboards.
- Chyrosran22 on Youtube—Teardown - Razer Light Strike Libra optoelectric switches
- HotNews 24 on Youtube — I can't stop clicking this optical keyboard fidget switch while walking at CES. Dated 2018-01-10. Retrieved 2018-01-14.