-
MM - Spindel spiral stairs are built 100% of metal.Steps are made by concrete or sheet metalSheet metal steps can be covered by floor material.
-
MM - Spindel spiral stairs are built 100% of metal.Steps are made by concrete or sheet metalSheet metal steps can be covered by floor material.
Baluster type
![](https://keerdtrepp.ee/wp-content/uploads/2014/03/58.jpg)
Laminated glass. Banister is wood or metal. Used on MS, MP, MM models.
![](https://keerdtrepp.ee/wp-content/uploads/2014/03/67.jpg)
12 mm diameter spars are horizontal. Banister is wood or metal. Used on MS, MP, MM models.
![](https://keerdtrepp.ee/wp-content/uploads/2014/03/76.jpg)
12 mm spars are vertical max 100 mm. Banister is wood or metal. Used on MS, MP, MM, MZ models
![](https://keerdtrepp.ee/wp-content/uploads/2014/03/86.jpg)
Industrial stair border. Between baluster posts is a 20 mm diameter pipe handrail metal. Used on MM, MZ models