2X Pop Up Sink Plugs, Bathroom Push Drain Stopper Plugs, 38Mm Click Clack Plug

Easy Installation : Simple 3-step setup—align with basin hole, screw in the bolt, and tighten with a wrench; no complex tools required. Precision Threaded Design : Features M16×1.5 and M8 standard threads for secure, easy installation and tight fit with basin holes.

eBay