How to Build a Camper in 10 Simple Steps Step 1: The Trailer Frame FULL TIMELAPSE on YT In this video we’re showing how we put together our custom trailer frames. This is just one of many trailer frame options. The trailer frame specs and instructions are included in all of our DIY Plans, and we have a separate Build Guide if you’re only looking for trailer frame details. All Trailer Frame options 1. Custom. Weld it yourself or have it manufactured locally. This will ensure you get exactly what