Dee Zee Hex Series Universal Cross Rail Bolt Kit Model DZ99780BPTDee Zee Hex Series Universal Cross Rail Bolt Kit Model DZ99780BPT Dee Zee Hex Series Universal Cross Rails Adds unlimited functionality to mount accessories above your truck bed. Made of extruded hexagonal aluminum, the Cross Rails mount using a universal bracket that securely attaches to your truck bed rail. The cross rails can be positioned anywhere along the length of your truck bed by hand loosening knobs. Channels allow you to customize the