"Lightweight design with a working capacity of 400 lbs. Constant lock-up rate prevents any erratic, ""jerky"" lock-up. Internal load indicator alerts user that the unit has been involved in a fall and must be removed from service. Field replaceable web lifeline reduces cost of ownership and downtime. No annual factory re-certification is required. Meets all applicable OSHA requirements and ANSI A10.32, ANSI Z359.1 standards.Ships Direct F.O.B. Mfg"