The 4MOFS-4MOFS BKHD W/LN 90 fitting from Fittings Unlimited Inc is designed for reliable connections in fluid transfer applications. With a size of 4, this fitting ensures secure and leak-free performance. The BKHD design provides enhanced stability, while the W/LN feature simplifies installation. Constructed from high-quality materials, it offers excellent resistance to pressure and environmental factors, making it suitable for various applications. Ideal for both professional and DIY projects, this fitting is a must-have for any toolkit.