Cantilever freestanding staircase with steel railing

Cantilever freestanding staircase with steel railing
Description
Cantilever freestanding staircase with steel railing

Specification: 
Stringer 200*100*5mm in carbon steel
Tread support 2pcs 40*40*5mm in carbon steel
Stair tread 80mm thickness solid wood tread box
Steel railing 12mm/25mm in stainless steel/carbon steel

Solid wood stair tread options:


Color for the stairs tread can be customized.
Below are some regular color for reference and choose: