Brand : JWICK Switch Mount : 5-pin (PCB Mount) Switch Type : Linear Bottom Out Force : 62g Actuation Force : - (No Data) Actuation Travel : 2mm Total Travel : 3.7mm Top Housing : Polycarbonate (PC) - Light Gray Stem : POM - Cream Bottom Housing : Nylon - Cream Lube : Lubed (Factory Lube) These are JWICK switches, manufactured by JWK. JWICK is the English name for Dongguan Jingweike (精微科) Electronic Technology Co., Ltd. JWICK brought forth their first premium-priced line of switches. The JWICK Semi-Silent Switches are linear switches that has a unique sound signature due to its semi-silent elements. What makes this switch #34;semi-silent #34; is its ability to have a fully audible bottom-out while silicone dampeners (located on top of the stem) mute the top-out sound.