The floor mount base plate is made of anodized aluminum to withstand daily use and wear and tear. It has two upright plates that support the sides of the profile and enable vertical adjustments. The mount also has anchoring slots to bolt the frame to the floor; the slots allow lateral adjustments.
For technical details and images, please search for the product using the 80/20 interactive catalogue found here: https://catalogs.8020.net/80-20-Catalog-26/C/.