Ladder made of special aluminum alloy 2 stage of use Easy to open and close Use one piece One neat package that is ready to use Specially designed steps to prevent slipping Industrial use Long lasting Double-sided inflation at the dimensional attachment point to ensure maximum strength and stability of the steps Number of numbers - 2X9 Dimensions (cm) - 6X2 1 level Height (cm) - 247 2 Height level (cm) - 409 Width from inside to outside (cm) - 35.5/41 Package dimensions (cm) - 42 / 12 / 252 Weight (kg) +-5% - 9.65 1 m3 - 0.13 20 containers - 254 40 containers - 515 Truck 90 m3 (unit) - 692 50m3 truck (pc) - 385