The easiest truck bed cover just got easier. The Trifecta ALX packs the same great features as Extang ??s best-selling tri-fold cover, the Trifecta 2.0, but with a Secure Rotary Release Latching System at the tailgate and an automatic latching feature that ??ll make getting the goods in and out of your truck bed that much faster.\nTrifecta ALX Tonneau Cover - Black - Leather Grained Fabric - 2019 (New Body Style)-2021 Chevy Silverado/GMC Sierra 1500 6' 7" Bed without Factory Side Storage Boxes\nBefore purchase please verify if you have New Body Style or Legacy (Chevy)/Limited (GMC) on 2019 Silverado/Sierra 1500 -- This part is for the New Body Style\n2019-2021 Chevrolet Silverado 1500 79.4 Bed, 2019-2021 GMC Sierra 1500 79.4 Bed