The 1 1/4X3/8 6M RED COUPLING-TH from SQUIBB TAYLOR is a versatile plumbing fitting designed for connecting pipes of different diameters. This coupling features a 1 1/4-inch outer diameter and a 3/8-inch inner diameter, making it ideal for various fluid transfer applications. Constructed from high-quality materials, it offers excellent resistance to corrosion and pressure, ensuring a reliable connection in both residential and industrial settings. The coupling meets industry standards for safety and performance, making it a trusted choice for plumbing professionals. Its easy installation process allows for quick repairs and modifications.