JSP 20m Wire Self Retractable Lifeline20m Wire Retractable Fall Limiter The range of retractable fall limiters are encased in nearly indestructible plastic to give them an edge on sites where they are used. The fall limiters have been tested rigorously in all types of situations. Features & Benefits Robust and durable plastic casing. Handle for easy carrying. Steel swivel snap hook with fall indicator, gate opening 20 mm, conforms to EN 362: 2004 Class T. Fall indicator for easy