Tip! Only apply for the keyboard fit KAILH low profile switch; Kailh Choc V2 Red - Linear ^^ Pre-Travel 1.30. 3mm ^^ Total Travel 3.20. 25mm ^^ Operation Force 5010gf ^^ Linear feel, straight up and down, Suitable for fast responsive gaming ^^ Supports hot-swappable mechanical gaming keyboards & custom Keyboards compatible with Low Profile Switches ^^ Plate mounted 4-pin design switches, Mechanical life up to 50 million cycles, Size: 15x15x 5.3 mm. ^^ Low Profile Switches-Shorter stroke, Faster response actuation, owns unparalleled smooth typing experience