Barrel caps offer enhanced security and durability for your storage needs. These drum covers are designed to withstand harsh conditions, ensuring that your contents remain protected. The threaded type allows for secure fit, while the construction provides added strength and longevity. Features - Color: White -Material:Plastic - Size: 4.80X4.80X1.20cm/1.89X1.89X0.47in - Outside Diameter: 42mm -Robust construction: made from sturdy plastic, these barrel caps designed to endure tough industrial conditions -Leak prevention: offers an barrier against liquid leakage, keeping your barrels secure -Simple to use: these barrel plugs are easy to handle, allowing for effortless installation and removal -Versatility: ideal for variety of chemical barrels,ideal for use in different industrial environments -Enough: providing complete and efficient way for sealing your barrels, enhancing safety and productivity Package list: 20 chemical barrel leak-proof Covers