RC boat enthusiasts, this water outlet nozzle is a simple but important upgrade for your boat's cooling system! This particular model has M8 threading and measures about 25mm long (0.98 inches), made from high-quality aluminum alloy that's strong, durable, and corrosion-resistant for water use. Its function is straightforward but crucial - it's used for water cooling system drainage in remote control boats and electric ships. When your motor needs cooling, this nozzle helps direct the water flow properly to keep things running at optimal temperatures. Installation is simple and convenient - just screw it into place where your old nozzle was. It's perfect for replacing old, broken, or inefficient nozzles that might not be performing well. The aluminum construction means it's lightweight but tough enough to handle the demands of RC boating. Whether you're dealing with overheating issues or just want to upgrade your boat's components for better performance, this nozzle is an affordable and effective solution. It's one of those small parts that can make a noticeable difference in how your RC boat runs, especially during longer sessions when motor heat can become a problem. Definitely a handy accessory to have in your RC parts collection for when you need a replacement or want to improve your boat's cooling efficiency.