Super Anchor SideWinder 2 Cable Retractable - 30 ft.* The Sidewinder 2 Retractable are built for residential and light commercial construction and covered with Heavy Duty ABS Housing for durability. * This SideWinder 2 has 30 feet of 3 16" galvanized steel cable lifeline. * The retractable cable lifeline reduces the tripping hazards that can often be found when using a standard vertical lifeline. Less trips means less falls. * The Custom Warning Label Package resists wear & tear from roofing surface.