3M DBI SALA Counterweighted Vehicle Hitch Mount HC Davit Base 8000103For a counterweighted base for use with 3M DBI SALA HC Davit Mast, use 3M DBI SALA Confined Space HC (High Capacity) Vehicle Counterweighted Base. The vehicle counterweighted base utilises a vehicles mass as ballast for confined space rescue and work support systems. It's constructed primarily of lightweight alloy aluminium and the components are finished in a mixture of hi visibility green and gloss black powder coatings. The integrated adjustment