• Use for supporting sagging floors, weak beams and warping stairways • 2-1/2 x 14 gauge prime steel inner tubing • 2-3/4 x 14 gauge prime steel outer tubing • 2-1/2 steel collar • 1-1/4 x 6 steel screw • Two 4 x 6 x 7 gauge steel plates • 7 turning handle • Grooved pin and plain pin • Flow coated with red corrosion-resistant paint • Packed with instructions • UPC symbol on carton • Maximum load capacity obtained at lowest extension • e • Grooved pin and plain pin • Flow coated with red corrosion-resistant paint • Packed with instructions • UPC symbol on carton • Maximum load capacity obtained at lowest extension. • Adjust In=56 to 100 • Cap Lbs=10 - 18