Father and son team, John and Iain, from Brisbane built this 7x4 box trailer over a few weekends. Using our single axle box trailer plans they set out to build a trailer which would mainly be used for family camping trips and generally carting things around the place from time to time. John opted for 500 high zinc annealed panels and bought a suitable body kit online which included four sides, floor, mudguards, gussets and rear channel. The guys shared the workload throughout the build and Iain