Form D Steel Connector with 45 KN Thread Lock is a connection device between components of a security system. To respond to different conditions encountered, Stec asymmetrical D connectors are used for rope access work, work at height, rescue and others in general. Its versatility allows you to mount anchors, connect to metal structures, belts, descenders and fall arrest systems. With a manual thread locking system, Stec’s asymmetrical D-connector is shaped to provide greater strength when used in heavy work such as loading systems.