Sizes: 2.5mm - 50mm. Can Be Used As Spray Plugs, Test Tube Plugs. Type: Snap-on Hole Plugs End Cap. Colour: Black. Features: Corrosion Resistance, Acid and Alkali Resistance, High Temperature Resistance, Anti-ultraviolet, Anti-aging, Long Service Life, High and Low Temperature Resistance, Etc.
eBay
Hole Orchard Garden Polyester 75D/2 4 Pockets 2.4M High 15mm Anti Bat & Bird Mist Net
Aliexpress UK
This ensures a secure seal and prevents loosening. Size: 2.7mm–15mm. Material: Silicone Rubber. Temperature Range: High-temperature 250°C, Low-temperature -40°C. Features: Corrosion-resistant, acid/alkali-resistant, high-temperature resistant, UV-resistant, aging-resistant, long service life, high/low temperature tolerance.
eBay
Pressure Washer Quick Disconnect Adaptor Set M22-15mm to 3/8 Quick Release Couplers for Attach Hose to The Water Pumps 5000 PSI
Aliexpress UK
Sizes: 5mm，6mm，7mm，7,5mm，8mm，9mm，10mm，11mm，12mm，13mm，14mm，15mm，16mm，17mm，18mm，19mm，20mm，22mm，25mm， 28mm，30mm，32mm，35mm，38mm，40mm，42mm，45mm，48mm，50mm，55mm，60mm. Features: Elastic buckle design, easy to install with just one press, not easy to remove.
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6mm 8mm 10mm 12mm 13mm 15mm 16mm 18mm 19mm 20mm OD Hose Barb 304 Stainless Steel Two Way Ball Valve Adapter For Water Tank
Aliexpress UK
Size of bung: 15/15.5/16/16.5/17/18/19/19.5/20/21/22/23/24/24.5/25/26/27/28/29/30/31.3/33.3/36.3/37.6mm. Colour : White. Material : Silicone.
eBay
5 Meters Electrophoresis Colorful Copper 1.5MM O Shape Necklace Chain Diy Accessories Jewellery Making Rosediy official-website
Aliexpress UK
The most common pipes have the following section - round. All plastic plugs are marked exactly like pipes. To keep wate r out and stop rusting from inside. Made from plastic.
eBay
Pipes Radiator Pipe Covers Sleeve 15mm Collars Cut Fit Bathroom Chrome Home Improvement Plastic Radiator Pipe Covers
Aliexpress UK
● Material : Eco- Friendly Silicone Rubber. ● Heat Resistance Range: High Temperature 250℃, Low Temperature -40℃. ● Color : Black. ● Good quality.
eBay
10m/Roll 18650 Li-ion Battery Nickel Plated Strip Connector 0.1mm 0.12mm 0.15mm 0.2mm Battery Connector Spot Welder Steel Belt
Aliexpress UK
Material: Silicone. Features: corrosion resistance, acid and alkali resistance, high temperature resistance, UV resistance, aging resistance, long service life, high and low temperature resistance, etc.
eBay
10Pcs 650nm And 15pcs 720nm Both Size Diameter 28mm And 1.5mm Thickness IR Pass Filter Glass
Aliexpress UK
How to choose the size: One size is the size of the small plug of the rubber stopper in the hole. This is the only way to achieve the sealing effect without falling off. Features: corrosion resistance, acid and alkali resistance, high temperature resistance, UV resistance, aging resistance, long service life, high and low temperature resistance, etc.
eBay
Stainless Steel Square Tube Rectangular Pipe Small Large Wall Thickness 0.5mm 1mm 1.5mm
Aliexpress UK