Replacement High-Temperature Screw Cap with Plug Seal for PYREX™ Media Bottles, Red, GL 45 Thread, Non-Sterile, 10/Case

Reusable screw caps are designed to fit graduated Erlenmeyer flasks and media bottles (sold separately). They feature a plug seal closure and are autoclavable. Polypropylene material can withstand temperatures up to 356°F (180°C). 10/case.