Description
Marshall JP79 Adjustable Extend-O-Post Jackpost, 15 Ga T X 4 Ft 5 In - 7ft 9 In H, 8000 - 12000 Lb PRODUCT OVERVIEW: Use For Supporting Sagging Floors, Weak Beams And Warping Stairways. 2-1/4" X 15 Gauge Prime Steel Inner Tubing. 2-1/2" X 15 Gauge Prime Steel Outer Tubing. 2-1/4" Steel Collar. 1" X 6" Steel Screw. Two 4" X 4" X 10 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.