Feature:1. Sturdy Construction: Built with black coated tough finish and rust inhibitive surface, which is impact proof and sturdy, allows it to take on the wear and tear of RV travel.2. Safe: The dense thread design is firm and stable, and the compression performance is good, high safety factor, support and stability, effectively prevent spring rebound.3. Stable: The base is widened and thickened, provide strong support even on uneven ground, grooved fix allows the car to be firmly grasped during use, not easy to fall off.4. Solid Shaft: The threaded core part adopts a solid shaft design, which provides more powerful force when rotating, making it more exquisite and durable.5. Material: Thickened metal material, providing strong support, not easy to bend, or damage, 1.7T maximum load capacity, suitable for trailers, campervans and RVs.Specification:Item Type: Hand Crank JackMaterial: MetalMaximum Load Capacity: Approx. 1.7T (1700kg/3747 lbs)Fitment:Suitable for trailers, campervans, RVs and other small and medium sized vehicles.Package List:1 x Jack