1 unit is 30 switches. No smaller Marshmallow is pre-installed with Thic Thock MP Series spring - progressive spring. By making the purchase, you acknowledge that there is a possibility that you would encounter certain switches that has its spring installed upside down. Recommended orientation placement of spring is - tighter coil faces top. If you encounter inconsistent keypress feel when compared to the same batch of switches on hand, please make sure the spring is properly installed and the bottom of the spring touches the bottom housing. Properties:Material: Custom Nylon housing with POM stemSpring: Thic Thock MP Series 68g - Gold PlatedNature: LinearActuation Force: ~50gActuation Distance: ~1.4mmFactory Lubrication? NOFeature: Smooth Criminal, Premium Grade Progressive Spring, Too Cute
