Solid Rubber Stopper #02 (20 x 16 x 25 mm)

Solid Rubber Stopper #02 is a tapered, non-vented closure for sealing compatible bottles, carboys, tubes, containers, and storage vessels.

Size #02

Top Diameter x Bottom Diameter x Length: 20 x 16 x 25 mm (25/32 x 5/8 x 1 in)

Best For

• Closing or plugging carboys and bottles
• Sealing tubes, containers, and sample vessels
• Storage vessels between batches
• Any non-vented closure application

Key Features

• Tapered Shape: Helps create a snug fit in compatible openings.
• Solid Seal: Fully closes the opening with no airflow, tubing, or airlock access.
• Brewing and Winemaking Friendly: Suitable for homebrewing, wine, beer, cider, mead, and fermentation setups.
• Reusable: Can be cleaned and reused when properly maintained.
• Practical Replacement Part: Great for replacing worn, missing, or loose stoppers.

Need to fit an airlock or tubing instead? Choose the Rubber Stopper with Hole in the same size. Rubber stoppers are available in sizes #02 to #13.

Important Use Notes

• Measure your opening and compare it with the stopper dimensions before ordering. Fit may vary by vessel style.
• Clean before first use, and sanitize before beverage or fermentation contact.
• Inspect before each use and replace if cracked, hardened, loose, or worn.
• Do not force into incompatible openings. Store clean and dry between uses.
• Not intended for pressure-building applications unless the full vessel and closure setup is confirmed suitable.

Shipping options and costs are shown at checkout before you pay.

• Shipping policy
• Refund policy

Not sure this is the right fit, or stuck partway through a batch? We're happy to help.

• Call toll-free: 1-877-668-6160