• Step Heights: 220, 430mm.• Base Diameter: ø440mm.• Capacity: 150kg.• Steel construction with heavy non-slip rubber treads.• Three spring loaded wheels allow step to glide over floor, yet sit down firmly on rubber stops when load is applied.Steel construction with heavy non-slip rubber treads. Three spring loaded wheels allow step to glide over floor, yet sit down firmly on rubber stops when load is applied.• Step Heights: 220, 430mm. • Base Diameter: ø440mm. • Capacity: 150kg. • Steel construction with heavy non-slip rubber treads. • Three spring loaded wheels allow step to glide over floor, yet sit down firmly on rubber stops when load is applied. • Model No. KS1Technical Specification:Base Size: ø440mmMaterial: SteelMaximum Capacity: 150kgNett Weight: 4.85kgStep Heights: 220, 430mmTop Step Size: 290mmDimensions: Length: 245mm x Height: 444mmWeight: 5.454KgWarranty: 1 year