O-Ring +

161

expired Mechanical Keyboard Black O-Rings 110pcs 1.5mm US$1.05 (~A$1.46), 2.5mm US$1.14 (~A$1.59) Shipped @ OJP Rubber O-Ring AliExpress

Low price on these O-Rings in packs of 110 as the same packs sell for around $6 on eBay. These rings are attached to the stems of your keycaps and will reduce the noise they make when pressed. For me …