Looking to streamline your RV sewer hose storage? The Camco 4-inch bumper end cap (part number 40302) is the perfect solution. This black bumper end cap is specifically designed to fit 4-inch square RV bumpers, providing a secure and convenient storage space for your sewer hose. Made from durable materials, it ensures that your hose stays protected from the elements and prevents any unwanted leaks or messes. Say goodbye to tangled hoses and hello to hassle-free storage with the Camco 4-inch bumper end cap!