MECCANIXITY Rubber Tapered Plug 42mm to 50mm Solid Test Tubes Bungs Stopper Black for Lab Home 3 Pieces

What is this?The Rubber Tapered Plug is great for laboratory utensils such as flasks, test tubes, or other laboratory applications, also can as a sewer plug, water pipe plug, or drain plug.What will I get?The tapered plug is in size of: Bottom Diameter: 42mm / 1.65 inch; Top Diameter: 50mm / 1.97 inch; Height: 25mm / 0.98 inch; In the package of: 3 x Rubber Tapered PlugAre there any advantages of the product?Made of Rubber, with good resistance to chemicals, acid and alkali resistance, can withstand high temperatures in a short time.How to use it?Conical design, solid, easy to install and good sealing performance, flexible and durable, not easy to crack, shrink, harden or break. What should I notice?Please check the size carefully before ordering! This product has a smell, please put it in a ventilated place before use to reduce this smell

• The Rubber Tapered Plug is great for laboratory utensils such as flasks, test tubes, or other laboratory applications, also can as a sewer plug, water pipe plug, or drain plug.
• The tapered plug is in size of: Bottom Diameter: 42mm / 1.65"; Top Diameter: 50mm / 1.97"; Height: 25mm / 0.98"; In the package of: 3 x Rubber Tapered Plug
• Made of rubber, with good resistance to chemicals, acid and alkali resistance, can withstand high temperatures in a short time.
• Conical design, solid, easy to install and good sealing performance, flexible and durable, not easy to crack, shrink, harden or break.
• Please check the size carefully before ordering! This product has a smell, please put it in a ventilated place before use to reduce this smell