Skylotec HK PLUS 15m Galvanised Steel Cable Fall Arrest Block HSG-050-15HK PLUS retractable type fall arresters offer a high degree of freedom of movement with a short fall distance, making them the ideal reliable fall arresters for a wide range of work at height. The automatic rope retraction ensures that only the rope length actually required is extended. This means that the fall arrest distance is always kept as short as possible, both when anchoring overhead and when used horizontally. HK PLUS is suitable for both