Extang Solid Fold 2.0 Hard Folding Truck Bed Tonneau Cover | 83701 | fits Nissan Titan XD (6 1/2 ft) 2016-18 (with rail system) Fully Assembled Out Of The Box And Easily Installs In Seconds Lightweight Panels and Hinges Make Opening and Closing A Breeze New Design Using Hard Polymer Rubber Corners and Hinge Caps Most Weather Resistant Hard Folding Cover On The Market Made Of Automotive Grade Thermoplastic Skin