Peakworks® Leading Edge (LE) Self Retracting Lifelines (SRL) are ideal for direct connection to most harnesses with an industry leading weight of only 6 lbs - 9' length. Designed with a 310 lb. weight capacity with the combined weight of the person, tools & equipment. Dual SRL with snap hooks always allows users to be tied off in a variety of configurations, with a range that has been developed to be durable and efficient at height construction or maintenance application. Peakworks® SRLs do not use external shock packs, reducing fall distance calculations & keeping your workers safer. The cable retracts to eliminate slack in the lifeline & offers workers a great amount of mobility from the anchor point. Leading Edge: Limits lifeline twisting for smooth operation & worker satisfaction;=. Tension is always kept on the lifeline, which reduces dragging, snapping & trip falls and allows users to maintain a normal work pace without being interrupted by lock ups. ANSI Z359.14-2014 certified, meets Class A & CSA Z259.2.2 standards; Users can work from both vertical and horizontal anchor points, protecting them from sharp and abrasive surfaces at edges with a fall distance of less than 2 ft.