The BAKFlip CS/F1 is the blend of a tough folding light weight aluminum tonneau covering plus built in rack structure, these days with an FRP Fiberglass Reinforced Polymer high gloss surface area for improved security and rigidity from dings and dents. The CS/F1 will be your best choice when trying to find a very durable and flexible covering and also rack alternative. Intended for anyone, sports enthusiasts, and contractors wanting to be able to make use of a tonneau covering and also rack at the same time, the CS delivers adaptable loading options to be able to cater to a bunch of items from electric machines and also building materials, to sports equipment and also appliances.BAKFlip CS F1 Hard Folding Truck Bed Cover/Integrated Rack System - Rails Mounted Low Enough Wear Standard C Clamps - 2004 2012 Chevy Colorado/GMC Canyon 6' BedFeaturesStyle Hard Folding Cover w/Rack SystemTitle BAK BFCSF1 04 12Cl/Cn 6' 72105BTNotes Rails Mounted Low Enough to be able to Use Standard C Clamps...