The hanging stair with massif beech treads of a thickness of 80 mm which are directly anchored into the wall and have a distance supporting element on their external side in inox steel of ø 33 mm. Railing mod. BLADE in satin inox steel with double plat uprights of 40x10 mm, 5 horizontal parallel tubes of ø 10 mm, circular inox steel handrail of ø 42 mm.