Indusco Double Wood Manila Rope Block features a galvanized hook for lifting or dragging heavy loads, and bronze brushed sheaves for enhanced function of the pulley. The furnished beckets of pulley increases the strengthening capacity. Instruct workers to keep hands and body away from block sheaves and swivels - and away from pinch points where rope touches block parts or loads. Do not side load tackle blocks. Strong rope block have 2500 pounds working load limit. The sheave pulley is intended for cordage use only.