Package Include - 4 Fluid Stoppers: 1/2", 3/8", 5/16" and Banjo stopper. Blister and cardboard packaging avoid parts missing. Good Tool - MuHize fluid line stoppers are used for stopping fluid flow when the tubings are disconnected, which makes the working space tidy and safe. Widely Use - MuHize steel line stopper kit are designed as 4 sizes: 1/2", 3/8", 5/16" and Banjo. They are suitable for the vast majority of fluid lines in auto brake systems, fuel lines and A/C, etc. High Quality Material - MuHize fluid stop clamps are made of high strength nylon plastic which is durable and strong. The insided soft rubber will protect the fluid line from damaging. Quick Install - Just clip on and it's down! No damage for your line and do not need to worry about leakage anymore. Upgrade your vehicle's fluid line connections with the MuHize Fluid Line Stoppers, a versatile and durable solution for ensuring secure and reliable fluid flow. This upgraded auto fluid stop clamp set includes four pieces of universal master line stoppers designed to fit a variety of fluid line applications, including brake lines, fuel rail hoses, A/C lines, and banjo fittings. The MuHize Fluid Line Stoppers are crafted from high-quality materials to provide a strong and lasting hold on your vehicle's fluid lines. The set includes different sizes to accommodate various line diameters, ensuring a secure fit and preventing leaks and fluid loss. These fluid line stoppers are easy to install and remove, making them a convenient and efficient solution for maintenance or repairs. Simply position the stopper over the line and tighten the clamp to create a tight and secure seal, preventing fluid from escaping and ensuring optimal performance. The universal design of the MuHize Fluid Line Stoppers allows them to be used on a wide range of vehicle makes and models, providing versatility and compatibility for different applications. Whether you're working on your brakes, fuel system, A/C lines, or other fluid connections, these stoppers offer a reliable and effective solution for sealing off lines and preventing leaks. Upgrade your vehicle's fluid line connections with the MuHize Fluid Line Stoppers and enjoy the peace of mind that comes with knowing your fluid lines are securely sealed and protected. With their durable construction, easy installation, and versatile compatibility, these stoppers are a valuable addition to any DIY mechanic's toolbox.