Universal Rubber Stopper – Size #6-7 (With Hole)
You will love the versatility of this stopper!
The Universal Stopper with Hole fits:
- Glass Carboy 2.8, 3, 5, 6, or 6.5 gallon
- Big Mouth Bubble 5 and 6.5 gallon plastic fermenters
- 500ml Erlenmeyer flask
- can be flipped over and used in most bottles!
Made with a longer taper from a different material from standard stoppers to minimize popping out when wet.
Please Note: This stopper will not fit in plastic carboys, Better Bottles or Speidel Plastic Fermenters.