Amazon.com: LuckIn 20-Pack Standoff Screws (1/2 in. Dia x 1 in. L), Stainless Steel Standoff Mounting Hardware for Acrylic Signs, Silver : Industrial & Scientific
30pcs Assorted M3 Motherboard Mounting Screw Riser Set with Copper Pillar Insulating Washers Gasket Set - AliExpress