Nutzo Tech 2 series Expedition truck bed rack. This is a fully welded, all aluminum, expedition roof top tent (RTT) rack. The Tech 2 features clipped corners for a more aesthetic appearance. These aluminum bed racks can support the largest of RTT. We can customize your truck rack to any configuration to accommodate your needs. We custom build these racks to fit everything from light duty to heavy duty trucks. These truck racks are made from 2'' square aluminum tube with 1/8'' wall thickness.