Conical Plug For M22 Screws, Ød18 to ØD23.8, 25mm Long, Silicone (Yellow), Pack of 10, HBAS238-P
SGD $24.00
Conical plugs can be used for a range of hole diameters. Choose one with the right top and bottom diameters to fit the hole size. Simply leave enough length clearance for easy installation and removal.