Unfortunately this product is no longer available. Please view the new and updated Sala Advanced Davit Arms Systems for individual parts or contact us for with your requirements for full systems.

Manhole Collars are designed for applications involving frequent set-ups over similarly sized access openings.  Lightweight, powder-coated aluminum construction for portability. Slip collar into sewer manhole, tank hatch or other opening. Insert mast and adjust tri screw as needed.

For use with the advanced hoist system, manhole collars are available in these sizes:

• 8510501 - 17.5” (444.5 mm) Manhole Collar for use on manways 18" - 20" (457mm - 508mm) in diameter.
• 8510520 - 19.5” (495 mm) Manhole Collar for use on manways 20”-22” (508 mm - 558 mm) in diameter
• 8510457 - 21.5” ( 546 mm) Manhole Collar for use on manways 22”-24” (558 mm - 609 mm) in diameter
• 8510163 - 23.5” (597 mm) Manhole Collar for use on manways 24”-26” (609 mm - 660 mm) in diameter
• 8510633 - 25.5” (647 mm) Manhole Collar for use on manways 26”-28” (660 mm - 711 mm) in diameter
• 8510632 - 27.5” (698.5 mm) Manhole Collar for use on manways 28”-30” (711 mm - 762 mm) in diameter
• 8510546 - 29.5” (749 mm) Manhole Collar for use on manways 30”-32” (762 mm - 812 mm) in diameter
• 8512994 - 33.5” (851 mm) Manhole Collar for use on manways 34”-36” (863 mm - 914 mm) in diameter

Application Restrictions