Extremely durable construction with environmentally-sealed dynamic components, anti-ratcheting locking system, built-in carrying handle and reserve lifeline system. Features RSQ™ dual-mode design, 3/16" galvanized or stainless steel cable lifeline, swiveling snap hook with impact indicator, large pivoting anchorage loop, Saflok™ anchorage carabiner, and 4' cable tie-off adaptor with carabiner. Retrieval version also available with 3-way retrieval winch. FAST-Line™ cable lifeline replacement system means lifetime field recertification (conditions apply). i-Safe™ enabled with RFID technology.