This heavy-duty support jack is engineered from tough Q235 steel, capable of handling substantial loads up to 18,000 lbs (8,164.66 kg) with ease, making it suitable for demanding lifting tasks. A key feature is its highly adaptable height range, adjustable from 53 inches to 93 inches (134.62 cm to 236.22 cm), easily achieved by tool-free rotation of the lever. Two lock pins ensure secure positioning after adjustment. Stability is enhanced by an integrated welded base plate, seamlessly fused to the supporting pipe for a secure foundation and simplified installation without extra steps. Designed for versatile use, it provides reliable temporary support across various applications including beams, patios, and construction sites, combining robust capacity with flexible height adjustment.