Akko CS Crystal Switch 3-Pin Linear Keyswitch丨Full Transparent PC Case 丨 110pc/box With an actuation force of 45gf, Akko CS Crystal mechanical switch is a great middle-of-the-road option for gaming and working and keyboards with RGB effect. Akko CS Switch Series Akko Custom Series (CS) switches for mechanical keyboards are 3-pin custom switches made for DIY enthusiasts to obtain satisfying typing feelings with more affordable options. Built-in LED Slot Akko CS Crystal switches are equipped with LED slot ready for LED Mod/Assembly, and are SMD compatible (LED underneath the switch). Specification Type: Linear Operating Force: 43gf ± 5gf Total Travel: 4.0 – 0.5mm Pre-Travel: 1.6 ± 0.3mm Spring: 18mm Extension Compatibility Akko CS Crystal switches come with MX style structure so they would fit most keycap sets with (X) cross stem. Note: switch opener is not included.