U-bolts are among the trailer parts that are the quickest to fail or break, so it makes sense to keep some of these Uriah Products U-bolts on hand. It allows you to monitor your trailer's existing U-bolts for wear and tear and replace them before they break on you when you're on the road. These U-bolts are 5-1/2" long and accommodate 2" axle widths. They come with the nuts required for installation. | Uriah Square U-Bolt and Nut | Size 5-1/2" x 2"