Effortless wall lifting: Our heavy portable wall jack lets you lift walls and secure floors and decks with ease. Designed for framing tasks that require extra support, its robust construction ensures smooth operation under heavy loads, helping your projects run efficiently and without hassle. Versatile compatibility: Works with wood members up to 1-1/2 x 3-1/2 inches and with 1-inch outer diameter steel tubes (not included). Its adaptability suits a range of construction needs for both professional builders and DIY enthusiasts. High-performance construction: Made from durable cast iron, this wall jack can lift up to 1000 pounds, providing reliable performance for heavy lifting tasks. The rugged build supports long-term use with minimal wear. Weather-resistant and durable: Built to withstand harsh weather and repeated use, this wall jack delivers exceptional durability. Its sturdy design stays functional and dependable for years to come. Use scenarios: - Lift and align new walls during framing, while securing floors and decks. - Support heavy joists and subfloor installation to maintain position and alignment. - Provide temporary, stable support when adjusting walls and structures on site.