Heavy duty tie down anchors 4pcs recessed D rings for vans trailers1、Cargo Tie Down Anchors: The recessed tie down D rings is used to attach different goods to the trailer, and could provide optimal load securing for transporting moving loads. 2、Function: The lashing ring is used for convenient opening and removal of floor flaps, used in loading areas of vans, trailers and trucks. 3、Unique Design: The cargo tie down anchors closes flush with the ground when closed, quite space saving. The lashing hook can be used as one sided handle as it folds in one direction. 4、Parameter: With a size of 124x114mm, the mounting distance is 4‑10mm, with breaking force of 5000lbs, can also be found in garages, basements, halls and warehouses 5、Durable Material: Made of galvanised steel, which is resistance to weather and moisture. The handle is sturdy and can be used both indoors and outdoors for many years.