How about the genuine Kailh click switch "Kailh MUTE Button" for silent mice? I'm offering these at this price, almost at cost, because I purchased them in bulk. How about using them for silent mouse modifications or repairs? CMI627301 https://m.kailhswitch.com/info/kailh-silent-micro-switch-mi627301d-35964852.html I was able to repair the left click on my Logitech M331 using these, so I'm offering them for sale. You can easily find repair instructions by searching online. The following is a clear explanation for the M331: logicool silent mouse M331 repair https://riku-zen.cocolog-nifty.com/blog001/2019/05/post-9d3d2b.html Other repair examples: Elecom EX-G, Logicool M510, M590, M570・M575, M650, M720, G700・G700S, MX Master Manufacturer: Kailh Mute Button Model Name: Silent Switch Wireless Mouse Button Micro Switch Size: 6*6*7.3mm Rated Current: 50mA (A) Quantity: 6 pieces Please prepare your own solder wick if needed. If you need it, I can include approximately 6cm of solder wick, reducing the switch quantity by one. Please comment after winning the auction. By the way, it takes 2-3 weeks to arrive from Amazon, which is about a month...