Ensure professional garage safety with this premium 2-pack underhoist support stand set, a heavy-duty 3/4-ton (1,655 lbs / 750 kg) jack stand solution designed for vehicle lifts, underbody repair, exhaust work, transmission support, and shop maintenance. Featuring a stable disc base and a pipe-stand style structure, this support stand keeps components level and balanced while working under a raised vehicle. The extra-tall adjustable height range of 38.4"-75.4" provides excellent underhoist clearance for 2-post and 4-post lift environments, with easy-to-use height calibration for quick positioning under the chassis. Built with a thick 6mm round base and reinforced 3mm triangular gussets, this heavy-duty steel construction delivers wobble-free safety and stability, significantly reducing shifting during operation. The precision threaded screw rod features an integrated self-locking mechanism, preventing accidental lowering and ensuring dependable support without unwanted movement. This versatile stand is ideal for metal fabrication, professional automotive service, and construction applications, engineered to meet the demands of commercial shops and experienced tradespeople. Whether you are servicing a transmission, supporting a vehicle on a lift, or performing general repair tasks, this reliable underhoist support stand provides the stability and confidence you need. Color: Black.