The 3M DBI-SALA Ultra-Lok self retracting lifeline, 3103208C is a lightweight self-retracting lifeline (SRL) designed with a speed-sensing, anti-ratcheting brake system that stops a fall within inches to keep you safe when youre working at heights. Equipped with 20 ft (6.1 m) of 1 in (2.5 cm) nylon webbing and thermoplastic housing, stainless steel components, this SRL is durable enough for use in many conditions. A swiveling anchorable point, a self-locking, swiveling snap hook and an impact indicator, make it easy to connect this SRL to most safety harnesses.