I purchased this from TALP KEYBOARD but am selling it as I no longer need it, as I never used it. 【Product Description】 Yihuai Studio × Keygeek Collaboration Linear Switch ✨ Features a beautiful case with glitter ✨ Smooth and mellow sound ✨ Pre-lubed at the factory and ready to use ━━━━━━━━━━━━━━━━ 【Specifications】 ■ Type: Linear ■ Operating Force: 37±5g ■ Bottom-out Force: 45±5g ■ Pre-travel: 2.0±0.5mm ■ Total Travel: 3.8±0.3mm 【Materials & Construction】 ■ Stem: UPE ■ Top Housing: PA12 ■ Bottom Housing: PA12 ■ Spring: 21mm Single-stage ■ Stem Pole Structure 【Other】 ■ 5-pin compatible ■ Factory pre-lubed