The rod was first of all put through the various holes at B end at the correct angle. Thenall the fittings that are needed were threaded onto it in the correct order. These were doors that go over the doors, a pattress, then 6 brackets, another pattress and the board fro D end. The the rod was bent and persuaded into it's hole in the D end bulkhead. Then two ratchet straps were put round it at the orrect angle and threaded through the wheelwells and around the solebars and tensioned. These pulled the rods to their correct position.