CR-D Rope Swivel (TYPE SW5) The SW5 series represents GN Rope Fittings’ specialized engineering for versatile rope rotation within high-capacity mooring and lifting systems. These CR-D (Chain-Rope Detachable) rope swivels are specifically designed for compatibility with common studless links and end links, streamlining assembly in complex rigging configurations. The housing features a 360° turnable design, allowing for maximum operational flexibility under load.