SeaStar - Bronze Tee Fitting Kit - 3 Pack - HF5533 3/8" Dia. Bronze Tee Fittings, 3 Pack by SeaStar Solutions. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost. All SeaStar manual hydraulic steering systems utilize the same style of fittings for all applications. Features: These are 3/8" compression fittings which utilize a 9/16"-24 extra fine thread Carefully crafted to suit your specific boating needs Engineered to high standards High-grade design delivers extended lifespan.