Details
1.This link is only Gateron Optical switches for optical switches keyboard.
2.It can support SMD optical keyboard,such as SK61 /SK64 /X-bow Nature Knight
3.This optical switches can't interchange for mechanical MX switches.Such as GK61 GK64 can't use it.The bottom is different structure.
Gateron Optical switches
Optical Blue --Tactile clicky feeling,acuation weight is around 55±15gf,actuation distance is around 2.3mm
Optical Black--Linear switches,actuation weight is around 60±15gf
Optical Red--Linear switches,actuation weight is around 45±15gf
Optical Brown--Tactile unclicky feeling,acuation weight is around 55±15gf
YMDKEY only support Paypal now,thanks for understanding.