Boat owners and marine mechanics, this BTOATOL hydraulic steering bleed kit is an absolute essential for maintaining your boat's steering system! The 35-inch (90cm) length gives you plenty of working room to access those hard-to-reach steering components. Made from durable PU and copper materials, this kit is built to resist rust and corrosion, which is crucial in marine environments where saltwater can destroy cheaper tools. The setup is straightforward - you connect a bottle of SeaStar hydraulic steering fluid to the filling hose, insert the filling fitting into your boat's steering filling port, and connect the quick connector. Then you attach the bleeding hose to the oil outlet fitting on your hydraulic steering cylinder. When you invert the fluid bottle, the fluid flows through the system and out through the bleeding hose, effectively cleaning and purging air from your steering system. I've used this on several boats now, and it makes what can be a messy, frustrating job so much cleaner and more efficient. The quality is immediately apparent - the hoses feel substantial and the fittings seal tightly without leaks. The copper components add that extra durability that marine tools need to withstand the elements. Whether you're performing routine maintenance, repairing your steering system, or just want to have the right tools on hand for emergencies, this bleed kit is worth its weight in gold. It's compatible with SeaStar systems, but definitely confirm it works with your specific setup before purchasing. For the price, you're getting a professional-quality tool that will save you from expensive marina service charges and keep your boat's steering system operating smoothly and safely. It's one of those specialized tools that pays for itself the first time you need to service your hydraulic steering!