Ancra’s black trim collar truck and trailer fitting is engineered with thestrength you need to maintain a reliable and supportive grip on your tie-downassembly so that your cargo remains firmly in place throughout transit. Veryeasy to install, this fitting is designed for low-profile mounting so that itdoesn t get in the way during the loading and unloading process. Able to handlea working load limit of 530 lbs, the fitting s durable ring is large enough tobe used with a variety of tie-down hooks. When not in use, the ring lies flatagainst the surface. This is the kind of Ancra-quality anchor point you needfor your trailer. Designed for low-profile mounting in trucks and trailers 530 lbs Working Load Limit