UnderCover Flex 09-18 (19-23 Classic) Ram 5'7" w/o RamBox Model FX31006 Top Box Left or Right Compartment It uses a series of

It uses a series of holes to allow the ball mount platform to be vertically adjusted and allow for significant flexibility in drop and rise

secure roof cargo storage whenever needed

An adjustable

Weight: 146

UnderCover Flex 09-18 (19-23 Classic) Ram 5'7" w/o RamBox Model FX31006 Top Box Left or Right Compartment It uses a series ofUnderCover Flex 09 18 (19 23 Classic) Ram 5'7" w o RamBox Model FX31006 Introducing the next generation of folding covers the UnderCover Flex folding cover. Flex combines the best of both worlds, the security of a hard locking cover and convenience of a soft roll up cover. Constructed from the best materials available, Flex will withstand the abuse Mother Nature throws at it and keep coming back for more. Low Profile Ultra low profile design rests