Formed steel legsLarge Adjustment Screw works easily with gloved handsSet screw for double margin of safety can lock jack head to stand - no loose piecesQuick action lock washer for fast height positioningStrut tension plate for superior lateral support
The Pro Jack is independently load tested for quality assurance and is CE rated. Sumner's Patented Fall Guard feature allows 1" (2.5 cm) safety zone around lock washer. The 1-1/2" (38 mm) Acme fine adjustment thread is the largest in the industry.
Brand: Sumner Manufacturing, Model: SUM780471