Bolt on Banjo Eyes make it easier to replace worn or broken chain tie downs.Used on aluminum or steel car carrier beds. Galv See part number 12-0901662 for the keyhole plate kit that includes 4 plates with bolt holes and bolts Add extra tie downs or safety chain points Can be bolted in place of factory aluminum tie downs 5″ x 5″ x 5/16″ thick steel Will accept up to 3/8″ chain Length: 5″ Width: 5″ Height: 0.33″ Other Dimensions: .45″ small holes & 2.25″ center hole