Heavy-Duty Aluminum Trailer Jack - 1800 lbs. Capacity, 10 in. Lift Secure your trailer tongue with reliable strength and smooth control. This aluminum trailer jack fits 3 in. x 5 in. trailer tongues and supports up to 1800 lbs. offering 10 in. of smooth travel for safe, stable lifting and lowering. Designed for convenience, it features an ergonomic sidewind handle with a soft TPE grip, easy-mount swivel action, and durable construction that resists corrosion. The compact, swiveling design locks securely in place during use and folds neatly for transport or storage. Built for marine, utility, and travel trailers-lift with confidence, secure with ease, and move on with your journey. Material: Aluminum Alloy.