The extremely compact and lightweight design is virtually unnoticeable on your back, staying out of the workers way and making it ideal as a lanyard replacement. Whether your application requires single or twin leg configurations, mounting to an overhead anchor of for connection directly to harness. Nano-Lok™ locks quickly. Stopping a fall within inches. Providing more protection at low heights. Tension is always kept on the lifeline, which reduces dragging, snapping and trip falls. 420 pound weight capacity.