3M DBI-SALA Mobi-Lok 2200078 Compressed Gas Cylinder For Mobi-Lok Self Contained Vacuum Anchor System, Black Used to power a completely self contained vacuum anchor system and provide fall arrest rated anchorage point Allows system to be self contained and easily moved from one location to another without separate shop air System can run on either option for added flexibility in the field Provides longer run time and peace of mind when connected to the anchor Compressed gas cylinder for Mobi-Lok self contained vacuum anchor system