White Solid Rubber Tapered Plug Test Tubes Bungs Stopper 51mm62mm 2 PCS
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. Conical design, solid, easy to install and good sealing performance, flexible and durable, not easy to crack, shrink, harden or break.