Upgrade your marine hardware with the Whitecap O.D. 30 Rectangle Base SS Rail Fitting. Designed for durability and reliability, this fitting is crafted from high-quality stainless steel, ensuring resistance to corrosion and wear. With a 7/8-inch diameter, it seamlessly integrates into your rail system, providing a secure and stable connection. The rectangle base design offers enhanced stability, making it ideal for various applications on boats or docks. Whether you're replacing old fittings or enhancing your vessel, this rail fitting is a perfect choice for safety and performance on the water.