Flow-Rite’s 1-1/8″ Black Thru-Hull Gasket is the perfect solution for creating a secure, water-tight seal around your boat’s through-hull fittings. Made from high-quality materials, this gasket is designed to withstand the harsh marine environment and resist corrosion, ensuring long-lasting performance. Its black color adds a clean and sleek appearance to your boat’s exterior. With its 1-1/8″ size, it is compatible with most through-hull fittings and is easy to install. Get the peace of mind you need knowing that your boat’s below-waterline fittings are secured with Flow-Rite’s 1-1/8″ Black Thru-Hull Gasket.