7. The centersection went in next and bolted to the crossmembers. This is typically a two-person job due to the weight of the unit and the fact that bolts have to be installed while it's being held in place. Another option is to lift the centersection into position by using an overhead lifting device like an engine hoist. The chain can be routed down through the 4-inch hole in the bed and fastened to the latch pin in the centersection. Either way, the mounting bolts are left loose at this time.