I have red and black o rings these came with one of switch testers.
Cherry brown o rings.
Installation takes time and a little finesse.
The issue with o rings on this switch is that it decrease the 2mm distance from the actuation point to bottoming out and thus you end up bottoming out more often.
Visually blacks are thinner than reds.
Cherry mx switches work meaningfully better with o rings and blue o rings provide more cushion and reduce more wasteful travel as compared to red o rings.
Please comment if you d like to see more videos.
A brief explanation of the wasd o ring sound dampeners and a sound test with cherry mx blues.
It is never safe to assume an o ring is a specific material based on the color alone.
My mx blue keyboard co.
So recently i picked up a set of o rings 150pc from ebay 1 87 including postage from china.
I run a comparison of cherry mx red keyswitches with 70a o rings and with no o rings.
The 2mm seems like a better o ring than a 4mm because it decreases the distance less while also providing the benefit of a quieter clack if you do accidentally bottom out.
I have even seen transparent o rings.
O rings for a cherry mx keycap should have an inner diameter of about 5mm.
And if these are not genuine cherry o rings then they can come in different color and thickness.
Originally i ordered the red o rings which are a little thinner.
Below are a variety of o ring colors and the most common materials associated with each color.
They re 0 5mm thick and i have put them on my ds3 tkl with cherry mx reds so far.
In the case of brown switches the tactile bump occurs before the actuation point and therefore well ahead of bottoming out even with blue o rings.
Buy cherry mx rubber o ring switch dampeners red 40a l 0 2mm reduction 125pcs.
There are a lot of alternative o rings especially on ebay and aliexpress.
Over time and in certain industries specific o ring colors have been used to differentiate between materials.
O rings change keycap travel distance.
If you don t have a keycap puller order one at the same time.
When in doubt search for your particular switch brand and see what other people are using.
These turned out to be the absolute ideal thickness and pliability for use with my das keyboard professional 4 with cherry mx brown key switches.
I know o rings aren t the most exciting new toy but i thought i would write a short review in the hopes it helps somebody.
Cherry mx brown 4 6 out of 5 stars 80.