This Hot-Dipped Galvanized Trailer U-Bolt will meet your specific requirements. Hot-Dipped Galvanized U-Bolts are great for preventing rust and corrosion. These U-Bolts can be used on boat trailers or utility trailers. Check your measurements and match them up with the measurements shown in the picture for a perfect fit. Each Galvanized U-Bolt comes with (2) Galvanized Flat Washers, (2) Galvanized Lock Washers, (2) Galvanized Hex Nuts.
Thread Size: 3/8-16
This particular size U-Bolt is most commonly see mounting boat trailer guide poles to a trailer. You would use this 3/8" x 2" x 3 3/8" U Bolt to mount around a 2" x 2 " frame.