This adjustable ring is the most versatile draw bar on the market. It features a 3 position channel that allows you to adjust the height of the ring through a full 2" range. Holes are spaced at 2" increments for easy adjustment. The 3" ID eye is made from a sturdy ductile iron casting, and has a stock diameter of 1.56 inches. The sturdy steel channel measures 2.97" inside to inside. Rated for a 2,000 lbs. maximum vertical load and a 12,000 lbs. max gross trailer weight, this ring is perfect for most standard applications. Comes complete with eye, channel and fasteners.