Description This outer lid designed for chemical storage, ensuring a leak-proof seal for your containers. Made from sturdy plastic, it features secure sealing that prevents spills. This lid ideal for storing chemicals, oils, and other liquids safely and securely. Features -Color:White -Material:Plastic -Size:6.50X6.50X2.70cm/2.55X2.55X1.06in -Inner diameter: 54mm/50mm - Outer ring: 63mm - Tooth pitch: 5mm -Suitable for 10L bucket -Plastic material: made from plastic, these barrel caps designed to withstand harsh industrial environments -Thickened lid: enhances the durability and pressure resistance of the bucket lid, providing long-lasting use -Easy operation: featuring simple structure, these barrel lids are simple to install and remove -Sealed outer lid: effectively prevents liquid leakage and others, keeping the contents secure -Convenient to use: convenient for storage and transportation, making it ideal for various applicationsPackage list: 4 x chemical barrel outer covers