YHTAUTO Hard Quad Fold Truck Bed Tonneau Cover w/Auto Locking Function Compatible with 2014-2018 Chevy Silverado 1500 & GMC Sierra 1500, 5'9"(69.3") Fleetside Bed - YTAUTOPARTS, YHTTC00039

• Perfectly Fit: Compatible with 2014-2018 Chevy Silverado & GMC Sierra 1500, 2015-2019 Silverado & Sierra 2500HD 3500HD, 2019 Silverado & Sierra 1500 LD/Limited, and the bed length is 5.8FT(69.3"), please make sure to measure your bed size before purchase, if you do not know the size of your truck bed, you can try to contact your dealer Heavy Duty and Weatherproof: The truck bed cover will be a close friend accompany you all the way through the torrential rains or heavy snows and keep the cargo or inside dry even after truck wash Auto Locking Mechanism: YHTAUTO's truck bed tonneau cover is equipped with unique auto latching mechanism at the tailgate, it is tight and secured when locking the cover in place, while you can simply pull the yellow cord to unlock it when in need of rolling the cover up Help on Gas Mileage: With sleek appearance, installing the waterproof and windproof cover for your truck bed not only gives the truck a classy finish look, but also you may notice an improvement of gas mileage after a long trip or at higher speeds Installation Instruction and Hardware Kit Include: We provide the accessories and installation manual that can meet your installation, you can read our installation manual before installation. If you do not have enough skills to install the truck tonneau cover, it is recommended to seek help from a qualified mechanic