3M™ DBI-SALA® Center Mount Sleeve Davit Bases are designed for manhole and confined space entry/retrieval applications. Portable units are constructed of lightweight high strength aluminum and adjust to fit most standard entries.
3M's permanent and clamp-on bases are available in aluminum, zinc plated and stainless steel construction offering maximum flexibility. 3M offers bases for a variety of applications including floor, wall, core, deck, flush, barrel, forklift and hitch mount to name just a few. All bases are designed to use in combination with an davit mast, and together form a confined space rescue and work support system.