Set for classic wooden stairs 2 colors:
– white
– wood under the varnish. Includes:
– support pillar 100×1200 mm;
– balusters 60×900 mm;
– wall panel 250×1050 mm;
– the panel for the staircase steps 250×175 mm. Panels are compatible with wide wall panels for stairs
https://3dsky.org/3dmodels/show/stenovye_paneli_nabor_1_1 
https://3dsky.org/3dmodels/show/stenovye_paneli_nabor_4_1  In the archive textures files 3ds max 2011 vray and corona.