United Scientific Supplies LBJSET - 3-Piece Laboratory Jack Set for Lab Equipment, Stability & Height Adjustment | Ideal for Chemistry, Biology & Physics Experiments

United Scientific Supplies, LBJSET, Laboratory Jack with Platform and Rod Laboratory support jack is constructed of chemically resistant anodized aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob. Sturdy design can support loads up to 100 pounds. Lab jack platform measures 4.5" x 5.5". Platform height can be vertically adjusted from closed position of 2.75" up to 10.5". Set includes a removable 8" x 8" platform that attaches to the lab jack using the included 18" long, 1/2" diameter support rod.