Boxonly Solid Rubber Stopper, 4 Pcs Silicone Rubber Solid Bungs Laboratory Pipe Tank Bottle Sealing Plug Tapered Bung 17-23mm Diameter Soft Flexible Lab Stoppers with Red Rope 3#

Key Features

• Rubber stoppers are made of brand new silicone material. These rubber bungs are deusable, durable and environmental friendly, and will not shatter easily. Tapered type silicone plug highly elastic,Insulation temperature resistance,Easy installation,Firmly installed without detachment.
• Lab tube plugs adopt Tapered shape design, with good sealing performance, corrosion resistance, flexibility and elasticity. Tapered-shaped structure firmly installed not falling off,Long term use is not easy to fall off. Rubber stoppers are easy to clean
• 3# Rubber Stoppers Bottom diameter: 17mm .Top diameter: 23mm.Height: 26mm.Applicable aperture: 19-21mm.Different sizes can meet your different needs.Please confirm the sizes before your ordering.Reminder: Silicone has a certain degree of softness and elasticity. Please choose a size one size larger than the actual aperture for better sealing.
• Silicone rubber plug High temperature resistant silicone,Wear resistant and lightweight. Excellent elasticity,Insulation and wear resistance,long service life,Safe and odorless,Convenient to Use.
• Tapered type silicone rubber plug easy to plug and pull, will save your energy, which is appropriate for pots for plants, salt and pepper shakers, non aggressive or concentrated solutions like test tube and flasks.Wide applications for laboratory, household, classroom, garage, hotel, supermarkets, stores and more.

Product Description