29 Jul 3mm-15mm Black Hole Plugs End Cap Round Solid Silicone Rubber Blanking Seal Bung
Size (A):3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 6.5mm 7mm 7.5mm 8mm 8.5mm 9mm 9.5mm 10mm 10.5mm 11mm 11.5mm 12mm 12.5mm 13mm 13.5mm 14mm 15mm. One size is the size of the small plug of the rubber stopper in the hole....