About this item This fits your . Make sure this fits by entering your model number. These replaceable rubber seals are designed to form a good sealing effect between the lid and the glass, keeping your food and fresh, easy to use, and easy to prevent leakage These devices are needed to seal your spherical lock keg pile, corn keg immersion tube and keg lid, which will make your brewing smoother Just use your fingers to roll up the rubber that needs to be replaced, and then slide the replaceable rubber ring, which is easy to install and replace This O‑ring is universal in size and can correctly install the ball lock barrel carbonization tool to ensure a tight connection and highly prevent the chance of leakage. These sealing gaskets are made of food‑grade silicone, non‑toxic, odorless, durable and can be used for a long time.