Looking for a reliable way to seal your 23L carboys when fermenting or storing wine? Look no further than the Bung No. 6.5 - solid. This durable rubber stopper is designed to fit carboys with a 23L capacity, ensuring a tight and secure seal to keep your wine safe from oxidation and contamination. The solid design of this bung means it won't allow any air to escape or enter, making it perfect for long-term storage. Whether you're a home winemaker or a commercial producer, this bung is an essential tool for preserving the quality and flavor of your wine. Invest in the Bung No. 6.5 - solid and rest easy knowing your wine is properly sealed and protected.