StonyLab Glass Penny Head Glass Hollow Stopper for 24/40 Outer Joint Glass, with Closed Bottom (1 Pack)

The Penny-Head stopper is a premium quality glass stopper designed for heavy-duty use in laboratory settings.

With its sturdy construction and reusable design, this stopper ensures accurate and consistent results every time.

The Borosilicate Glass material provides durability and resistance to thermal shock, making it ideal for high-temperature applications.

Additionally, the Penny-Head stopper is easy to use and clean, with a hollow design that allows for simple disassembly and maintenance.

Whether you're working in a research lab or a commercial kitchen, this top-quality stopper is an essential tool for any professional.