wanna buy this mechanical keypad: https://www.amazon.de/urchoiceltd%C2%AE-Ziffernblock-Hintergrundbeleuchtung-21-Schl%C3%BCssel-Laptop-Benutzer-White-Blue-Switch/dp/B074VX8J3X/ref=sr_1_6?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&crid=3BS9BMKX0WIXU&keywords=keypad%2Bmechanisch&qid=1554820721&s=gateway&sprefix=keypad%2Bme%2Caps%2C176&sr=8-6&th=1
can i change the keycaps, if yes , should i also buy o rings??
can i change the keycaps, if yes , should i also buy o rings??