Find helpful customer reviews and review ratings for UnderCover Flex Hard Folding Truck Bed Tonneau Cover FX31004 fits 2002-2018 Dodge Ram 1500-3500 at Amazon.com. Read honest and unbiased product reviews from our users. Find helpful customer reviews and review ratings for UnderCover Flex Hard Folding Truck Bed Tonneau Cover FX21019 fits 2015-2019 Ford F-150 5.5ft Short Bed Ext/Crew at Amazon.com. Read honest and unbiased product reviews from . Compare UnderCover Flex and BakFlip Tonneau Covers at AutoAccessoriesGarage.com. . hard tonneau covers, the BakFlip and the UnderCover Flex, to help you find the right tonneau cover for your truck and . (93 reviews). Install Time, 30-60 minutes, 30-60 minutes. Fit, Vehicle-Specific Fit, Vehicle-Specific Fit. Frame Material, Aluminum, Aluminum . top and aluminum on the . 2019/01/30 - Not all truck bed covers are created equal, and the Undercover UltraFlex is the proof. It has numerous amazing features and it is a standout in the line of hard-folding truck covers. The first thing that stands out about this truck . 2018/01/04 - After more than three months of testing, today we're reporting out on the UnderCover Flex truck bed cover, also called a tonneau cover. Our install was on a four-door Chevy Silverado with a 5'8″ bed. It is important to know . UnderCover® - Elite LX™ Hinged Tonneau Cover Reviews · UnderCover® . 5 of 5. Cover. Very nice product with some cool features. . Totally Pleased! Yesterday, I installed a new Undercover LUX tonneau cover on my sorta new truck. Get the UnderCover Ultra Flex Tonneau Cover from RealTruck fast with free shipping in the lower 48 United States. . The Ultra Flex comes with UnderCover's integrated rail light for added convenience when using your truck bed at night. Get the UnderCover Flex Tonneau Cover from Tonneau Covers World fast with free shipping in the lower 48 United States. Our team of . Fold the Flex up to your bulkhead and use the prop rods to hold it in place for access to the majority of your truck bed. . California Residents: Prop 65 Warning. install. reviews. Q&A .