Choose between 8 different lustrous metallic finishes. For these pushbuttons, they come standard with the silencer pads. With the Mechanical Shafts switches, the button motion is ultra smooth and quiet, while being responsive. These colors are simply gorgeous and we have the widest color offerings of any pushbutton metallic series High quality original buttons from QANBA. 1.5 mm pre travel,3.5 mm total travel, 70,000,000 lifetime. Mechanical shaft linear switch ,50 cN operating force Built-in silencer pads, quieter, smoother and more responsive Easy to replace existing parts and use, fits most joysticks, or you can use the buttons to build your own custom controller.