Model Number: sino012-#0074 Brand Name: sino sources Key Specifications/Special Features: Scaffold staircase made in China Thickness of aluminum1.3--1.5mm Open size 300x145x91cm Folding size 88X78X43cm High between steps 30cm Step number 2x10step Plate to ground 200cm Loading capacity 150kg Packing 1pcs/carton Packing size 90x80.5x45cm