Considering that the three-pin switches lack The 2 further plastic stabilization pins, they usually need a metal plate for improved reinforcement and stability. The three-pin switches are soldered on the PCB just after staying placed within the metallic plate. Pink and Black switches are both equally extremely popular for gaming. http://mechanical-key-switches30528.idblogz.com/7390495/how-mechanical-key-switches-can-save-you-time-stress-and-money