Jack Laboratory, plate size 20x20cm.

Crank the adjustable knob to raise and lower your laboratory item on the sturdy 7.75 in x 7.75 in plate. The jack provides stable support throughout testing and holds a maximum capacity of 25kg (55 lbs.). The platform can be vertically adjusted from a closed position of 6.3cm (2.5 in) to a max height of 30cm (12 in).