5,000 lb Support Capacity - Heavy-duty trailer jack provides reliable stabilization with 3,000 lb lifting capacity for RVs, boats, and utility trailers. 360 Swivel with Locking Pin - Rotating bracket tucks away during towing while maintaining clearance, secured by a positive-lock pin. 15" Lift Range & Side-Wind Handle - Offers smooth vertical adjustment (exact height range) with an ergonomic grip for easy operation. Corrosion-Resistant Protection - Durable black powder coat and zinc plating resist rust from road salt, water, and weather exposure. Weld-On Installation - Includes raw steel mounting bracket for permanent attachment to trailer frames.