System 30 ft for 2 Workers Lifeline Installation Reusable For Minimum Flange Width 36 in Workers per System 2 Compatible Attachment Points Steel Mounting Type Bolt-On Hardware Material Steel Includes Cable and Hardware Complete System Includes Stanchions Energy Absorber(s) Line Tension Indicator Turnbuckle For Maximum Flange Width 12 in For Maximum Flange Thickness 3 3/8 in Includes Mounting Hardware Yes Includes Tie-Off Adapters No Retractable No