Looking for an alternative coupling to the GU00104 for your carpet cleaning machine? Look no further than the P310 Male Carpet Cleaning Coupling. This coupling features a 1/4" BSP thread and is designed specifically for carpet cleaning applications. It is made from high-quality materials to ensure durability and longevity, even with frequent use. Upgrade your cleaning equipment today with the reliable and efficient P310 Male Carpet Cleaning Coupling.