Inspecting your U Bolts is an important part of the trailer maintenance process to ensure a safe journey. If your bolts are starting to show signs or strain, cracking or corrosion, it is probably time to look at grabbing yourself a new set and Trojan is here to help! The Trojan range of Trailer U Bolts come in a range of sizes to suit your set up, made from a sturdy galvanised steel designed to stand up the elements without corroding over time.