Rope hole tie down. Get rid of your plastic one and replace it with this 100 % USA MADE billet alum one. This has a 1 inch thread 1 inch long. 3/4 inch hole for your rope. The outside od is 1 1/4 x 1/4 thick. Comes with an alum nut. I have a few in steel. Colors will vary. Please note what color you are wanting, only have black, copper, red, green or silver.