Username
Password
Remember Me
The Stopper Stem, or tapered valve connector, is a plastic Luer-Lock connector with a tapered, ribbed tip. When inserted into a stopper hole, it allows a Luer-Lock connection to the stopper.
5-year limited warrantySee our warranty policy
Educational use only: Vernier products are designed for educational use. They are not appropriate for industrial, medical, or commercial applications.