4 Pack T Shaped Silicone Plugs Twenty One Point Three Millimeter Diameter Twenty Seven Thirty Second Inch Snap In Hole Seal Round Rubber Stopper Waterproof Heavy Duty For Twenty To Twenty One Millimeter Holes Kitchen Bulkheads Black Durable
✔️ 21 mm outer diameter, 14 mm total height, black silicone
These 4 silicone hole plugs seal openings 20-21 mm in diameter. Made from flexible silicone, they are ideal for bulkheads, kitchen sinks, basins, cabinets, and furniture where waterproof sealing is needed.
✅ Hole size compatibility: 20-21 mm (0.79-0.83 in) for snug fit
✅ Outer diameter: 21 mm (27/32 in), total height 14 mm, plug height 10 mm
✅ Material: silicone with high elasticity, good insulation, and chemical resistance
✅ Snap-in mounting: fingertip pressure locks into its mounting hole
✅ Pack size: 4 pieces per pack
💡 What is a sealed silicone hole plug used for in 20-21 mm hole applications? This handy plug helps keep water and dust out while providing a snug seal. - Seals holes 20-21 mm with reliable waterproof performance - Snap-in design enables quick, tool-free installation - Silicone offers temperature and chemical resistance - Ideal for bulkheads, sinks, cabinets, panels
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