Australia Outdoor Steel Stair with Glass Curtain This steel staircase connects an elevator exit door. Stair Data stair height:5240mm riser:174.67mm stair width:2350mm stair length:4230mm landing:4 nos Stair Structure Details stair beam post:80x120xT5.0mm,steel galv and powder coating stair stringer:280x10mm ,steel plate galv. steel tread 5.0 thickness :non-slip pattern and galv stainless steel rod railing,railing
