UnderCover SE One-Piece Truck Bed Tonneau Cover | UC1136 | fits 2014-2018 GMC Sierra  & 2019 Limited  5.7ft Short Bed Crew(2014 1500 Only, 2015-2019 1500,2500,3500) Simple to install and remove - weighs only 58lbs. Wall mount hardware included for easy storage. Single point locking system controls both locking hinges. Constructed of UV-protected, scratch resistant ABS composite material. Patented X-Effect infrastructure keeps cover strong. Integrated LED Lighting System included Proudly Made in the USA and backed by a 3-year warranty