The Probat Platform Step Ladder provides maximum stability and is designed for intensive use in the most demanding environments. It is over-tested to 360kg and with the front and rear stiles constructed using large 50mm aluminium scaffold tube. The mammoth 100mm deep treads are secured using ‘Duraclimb’ spun-rung technology to provide the strongest possible mechanical connection for intensive use. More Information Brand: Pro-Source Manufacturer Part Number: 1205-012 Number of Treads: 12.0