Replace your boat or utility trailer's fenders and brackets with quality parts. Choose either galvanized or plastic fenders and attach them with the appropriate fender brackets. Made by Tie Down Marine, leaders in replacement boat trailer parts. White plastic boat trailer fenders are available to fit various size trailer wheels. Upgrade your trailer with these high impact polyethylene fenders designed for normal and low profile tires. The advantages of plastic fenders are their low cost, light weight, easy mounting and durable nature. Considering the abuse most boat trailers go through, plastic fenders are a great innovation as they take bumps, impact, and temperature changes in stride. Galvanized trailer fenders made of 16 gauge steel resist rust and protect the boat or other vehicle being trailered from dirt and debris.