Tie Down Galvanized Trailer U-Bolt Tie Down trailer U-bolts are used for mounting brackets to the trailer frame. The hot dipped galvanized coating helps prevent rust build up over time. Includes flat washers and nyloc nuts Made in the USA Sold individually Specifications Part Shape Rod Width - Threads per Inch Length Between Leg Leg Length Thread Length 86223 Square 12 - 13 2-116 4-1316 2 86225 Round 12 - 13 2-38 5-38 2 86222 Square 12 - 13 3-116 3-1316 1-12 California Residents WARNING Cancer