GATERON KS-15 Optical Black Keyboard Switches, 60gf RGB LED Infrared Path Linear Key Switches for Mechanical Keyboard (35PCS, Black)

[Keyboard Switches]- GATERON Optical Black Keyboard Switches – Made for DIY enthusiasts to obtain satisfying typing feelings with more affordable options as they wish.[Tip!] This optical key switches can't interchange for custom mechanical MX switches. Such as GK61, GK64 can't use this switch. The bottom of the switch is a different structure with a hole that can let infrared path.[Compatible] Gateron Optical Keyboard Switches Compatible with SMD optical keyboards, such as SK61 /SK64 /X-bow Nature Knight.[Durability] Approximate lifespan of 80 million times of keystrokes based on laboratory durability test. Meanwhile, a single package box comes with 35 switches with a plastic tray that can securely house switches and can be served as a lubing station if necessary. So the switches will not shake for better performance.Actuation Force: 60±15 gf, 35pcs included in each pack, Stem Material: POM, Top Housing Material: PC, Transparent, Bottom Housing Material: Nylon, black, Pre Travel Distance: 2.0±0.6 mm, Total Travel Distance: 4.0 mm Max, Spring: Spring steel, Pre-lubed: No, LED Support：SMD