Super Anchor MAX X-Line Pneumatic 50' - NO Rope Grab 4073A serious invention that holds its own up on the roof. The MAX X Line simply combines a fall protection lifeline and an air hose in one product. This revolutionary product is helping roofers all across the country work safer and faster. How? By simply integrating the air hose into the middle of our 12 strand lifeline, you instantly cut down on the tripping hazards by half! Imagine 3 roofers up on the roof with their standard safety lifeline and air