3M™ DBI-SALA® Advanced™ Manhole Collar Davit Base 8510501, 1 EA/Case

Manhole collar davit base fits 18 in. to 20 in. (45.7 to 50.8 cm) diameter opening.

The Advanced™ series hoist system 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. Our permanent and clamp-on bases are available in aluminum, zinc plated and stainless steel construction offering maximum flexibility. We offer 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 Advanced™ davit mast, and together form a perfectly matches confined space rescue and work support system. When it comes to confined space entry/rescue, it is essential that equipment operates perfectly and quickly. DBI-SALA® has an extensive line of rescue and retrieval systems with decades of proven field service. Safety engineers and site directors trust DBI-SALA® for the type of high quality, rugged systems that will ensure top performance when it is needed the most.