Rubber Grommet 1/2 Inch, Hydro Rubber Grommet Donut Type to Make Waterproof Seal in DIY
RB053 RUBBER GROMMET FOR SCUTTLE DRAIN HOSE
Rubber Grommets 3/4 Inch ID, Donut Rubber Grommet Ring drilled 1 1/8 Inch Hole Using SCH40 1/2 inch Hydroponic PVC Pipe and 25mm or 3/4 Inch Barbed ...