Metrokane Push-Button Stoppers

The patented valve of the Metrokane Push-Button Stoppers hold a vacuum for days. To be used with the Metrokane Rabbit Lever Vacuum Pump and Save-The-Wine Vacuum Pumps, The Metrokane Push-Button Stoppers can release a vacuum with the push of a button. Metrokane Push-Button Stoppers can be stored horizontally without leakage, a common problem in other pumps.