Features 1. Function: The cam design is used for onboard plumbing systems and is ideal for outboard drains, sink drains, and bilge pumps. 2. High Performance: Provides trouble-free hose connections, simple to operate, dependable to use, ensures stable performance and high reliability. 3. Material: Made of nylon material that resists sunlight, salt water, oil, gasoline, and most common marine chemicals; excellent UV resistance. 4. Simple Installation: The rotary torque is adjustable, and installation can be completed from the inner beam in a few minutes. 5. Wide Application: Suitable for boats, yachts, sailboats, RVs, trucks, caravans, and tractors. Specification Item Type: Through Hull Connection Material: Nylon Drain Diameter: 5/8 in Application: Boats, yachts, sailboats, motorhomes, trucks Package List 1 x Through Hull Connection