Gateron Ks-9 Pro 20

The KS-9 Pro 2.0 switches from Gateron feature improved molds over the KS-3 molds, allowing for more light to shine through the top housing, and adding factory lubrication to the stem: Gateron KS-9 Pro 2.0 Yellow Switches The switches part of Gateron's KS-9 Pro 2.9 switch line are already lubricated, so no further lubrication is necessary. With that said, if you'd like to further dampen and smoothen the stem, we recommend using Krytox 205g0.