Vehicle Compatibility: This fits 2014-2018 Sierra Silverado 1500 6'6" Bed, 2015-2019 Sierra Silverado 2500HD 3500HD 6'6" Bed, 2019 Sierra 1500 Limited and Silverado 1500 LD 6'6" Bed Easy Installation: Features a quick and easy installation with its included tight-bite clamps and vehicle-specific instructions; no modifications are required and installation takes under an hour Weather-Resistant: Provides excellent weather resistance and moderate theft protection, keeping your valuables far safer in nasty weather or while unattended Safety Protection: Automatic latches ensure the cover’s secured whenever it’s closed; slide locks aid security, locking the tonneau cover to the bed rails to prevent unauthorized entry, especially with the tailgate closed and locked Buy with Confidence: This Access TonnoSport Roll-Up Tonneau Cover comes with a 2-year limited warranty that covers defects in material and workmanship Agri-Cover Access Premium Roll-Up Tonneau Cover is designed to protect the truck bed from water, snow and dust. The simple twist-dial release system makes it a breeze to roll up the cover and the dual side latching automatically locks and unlocks when the cover is opened or closed. The cover features handy tension adjuster that fine-tunes the cover tension conveniently with the turn of a dial. Whenever full bed access is needed, undo the locks and latches and roll the cover toward the bulkhead! Once you reach the rear of the cab, use the included nylon straps to secure the rolled cover in place, providing uninhibited access to your pickup’s bed to load oversized cargo like furniture, appliances, and more. Mounting the cover is quick and easy; the tight-bite clamps secure the tonneau cover to the bed without any cutting, drilling, trimming, or other modifications. The integrated tension controller keeps the cover taught in all weather conditions, whether frigid cold or scorching hot. Guarantees easy installation and is backed up with a limited lifetime warranty. This fits 2014-2018 Sierra Silverado 1500 6'6" Bed, 2015-2019 Sierra Silverado 2500HD 3500HD 6'6" Bed, 2019 Sierra 1500 Limited and Silverado 1500 LD 6'6" Bed.