The Vevor trailer tongue jack is a heavy-duty manual jack designed to lift and stabilize RV, horse, utility, yacht, and travel trailers. It features an 8000 lb static load capacity, a 5600 lb dynamic load capacity, and a wide 7.6" to 39.5" lifting range for versatile trailer compatibility. Built from carbon steel with a galvanized rust-resistant finish, it is made for durable outdoor use. The bolt-on design allows quick installation with included hardware and instructions. A manual crank handle provides smooth, controlled lifting and lowering.