3M DBI/SALA 8515162 Advanced Series deck mount sleeve for use with Advanced davit systems.  The UCL Deck Mount Sleeve is designed to slip into a 4 inch hole in existing flooring.  Flush mount design allows passage of traffic and eliminates trip hazards when not in use.  Comes with all necessary hardware.  Mounts to thicknesses from 1/4 to 2" maximum."

• 450 lb capacity.
• Provides 360 degree mast rotation.
• Designed for use with Advanced Series davit systems.
• Weight 17 lbs.