Heavy Duty Electric Trailer Jack - The POLESTAR 5000 lbs Electric Trailer Jack is built for powerful lifting power, designed to effortlessly handle trailers, RVs, boats, and off-road vehicles up to 5000 lbs. Whether you're stabilizing a heavy-duty trailer or performing demanding tasks, this jack provides exceptional strength and reliability, making it perfect for a wide range of hauling needs. Advanced Ball Screw Design for Superior Efficiency - At the heart of the POLESTAR electric trailer jack is its advanced ball screw design, which ensures smooth, efficient lifting and lowering. This high-precision mechanism reduces friction and wear, offering quicker, smoother, and more precise operation compared to traditional jacks. The ball screw design enhances the jack's lifting speed and overall performance, making trailer stabilization easier and more efficient than ever. Durable and Reliable - Crafted from durable, weather-resistant materials, the POLESTAR jack is built to endure the toughest outdoor environments.