3M DBI SALA Stainless Steel Deck Mount HC Davit Base 8000100Use 3M DBI SALA Confined Space HC (High Capacity) Deck Mount Base (stainless steel) with 3M DBI SALA HC Davit Mast for a confined space, rescue and work support system. The deck mount base is constructed of SAE 304 stainless steel which provides corrosion protection against the elements and is silver in appearance. It's designed to be installed through and clamp to flooring ranging in thickness from 13 mm (0. 51 in) to 90 mm (3. 54"). This base