Send the following on WhatsApp
Continue to ChatBurkert 730519 - Type BBS-03 O-Rings for Aseptic Threaded Connection https://www.process-valves.com/product/burkert-730519-type-bbs-03-o-rings-for-aseptic-threaded-connection/
Burkert 730519 - Type BBS-03 O-Rings for Aseptic Threaded Connection https://www.process-valves.com/product/burkert-730519-type-bbs-03-o-rings-for-aseptic-threaded-connection/