Redragon Custom Switch - A120 customizable mechanical keyboard switches kit is exclusively customized from the original MX mechanical switches, dedicated for keyboard mod enthusiasts, compatible for all hot-swappable keyboards. Stars Silent Tactile Switch - It provides a smooth and quiet typing experience. Designed to reduce noise and improve comfort, making it a popular choice for the office or home environments where noise levels need to be kept to a minimum. Epic Durable Quality - The core material of each switch is POM and every single switch has a 50 million click times durability. There are 70 switches in the box, with extra keycap and switch puller. Extremely wear-resistant internal components with IP40 dust-proof features provide a long-lasting and stable quality lifespan. No Missing Clicks - Advanced mainstream 3 pin configuration for maximum applicability and worry-free customization. Strong and solid all-metal pin contacts, plug-and-play for one-click ultra precision left no lag or missed key. >>> Detailed Specs >>> Operating Force: 40?? 10 gf Bottom Out Force: 55 ?? 10 gf Total Travel: 3.2mm Pre Travel: 2.2 ?? 0.5mm