Extang Solid Fold 2.0 Hard Folding Truck Bed Tonneau Cover | 83461 | fits Toyota Tundra (5 1/2 ft) 2014-18 (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