Specification
Material: Butyl Rubber
Color: Grey
Diameter: 20mm /0.79"(appr.)
Features
1.Provide bottle a tight seal with this snap-on stopper
2.Material of durable butyl rubber, good heat stability.
3.Rubber Bottle Stoppers Self Healing Injection Ports.
4.Designed for a 13mm or 1/2 inch diameter hole opening.
5.Widely used for liquid culture, BRF Jars, Supplemented substrate jars, Grain Masters.
Package included
100 X Injection Ports
