The BakFlip CS is a hard folding tonneau cover that offers 100% access to your truck bed. It includes a rail system with an integrated sliding rack than handles over 500 LBS, as well as sliding tie downs, offering anchor points anywhere up and down the length of your truck. The rack includes sliding lumber locks and has a stunning, heavy duty powder coated finish. The BakFlip CS combines the best and most popular folding tonneau cover in todays market with a superbly made sliding rack. This Rack-style Tonneau cover allows you to lock up your valuables such as tools and still carry large loads like ladders on the rack. It's awesome for kayakers or contractors alike.