Solid core construction ensures durability and prevents leaks
No airlock hole design maintains airtight fermentation environment
Longer taper fits a wider range of carboys and demi jugs
Lip design prevents the stopper from falling inside the container
Plastic material is food-safe and easy to clean
Summarized by Shop
Solid core, no airlock hole. Plastic bung with longer taper. Fits a wider range of demi-johns and carboys. Lip prevents bung from falling into carboy.
46 mm - Bottom
56 mm - Top