The 4" SFI AL MALE ADAPTER from SEALFAST is a high-quality aluminum fitting designed for seamless connections in fluid transfer systems. This adapter features a male thread design, ensuring compatibility with standard female fittings. Constructed from lightweight yet durable aluminum, it offers excellent resistance to corrosion and wear, making it ideal for both indoor and outdoor applications. The 4" size is perfect for high-flow systems, and its precision engineering guarantees a secure fit. This product adheres to industry standards, ensuring reliability and performance in various environments.