Material: aluminum 
Extension length: 260 cm
A step ladder height: 126.5cm

Scaffold height: 74cm

Number of rungs: 4x2 steps
Total steps: 8 steps
Space between two rungs:29cm

Thickness of Aluminum: 1.2mm

Max load: 150kgs
N.W/G.W.: 10/10.5 kgs
Carton size: 78x28x38cm

20" FL/40" FL/40" HQ : 380pcs/740pcs/870pcs