Fitment: 1999-2006 Chevorlet Silverado/ Sierra 6.5 Feet Fleetside Bed Only (Not Fit Stepside Bed or Models With Factory Utility Track System) 2007 Chevorlet Silverado/ Sierra Classic Body 6.5 Feet Fleetside Bed Only (Not Fit New Body, Stepside Bed or Models With Factory Utility Track System) Item-offered: 1pc Soft Lock & Roll-Up Tonneau Cover Assembly + Side Rails + Clamps + Hex Keys + Installation Instruction Style-advantage: Top-Mount Style -- The cover sits on top of the bed rails for improved water runoff and minimal bed space intrusion. It will not be compatible with models that have existing accessory on your truck bed rails Built-In Cross Bars Design -- Low profile bows/cross bars are connected with the tarp and will roll-up together with the cover that allows full and instant access to the bed for hauling and transporting cargo and provide a smooth and flat look when closed. Installation-guide Direct Clamp-On. It features a no-drill design and applies to your bed with heavy-duty adjustable clamps. Will be installed in less than 20 minutes. Warranty 3 year warranty against defects in materials and workmanship under its intended use. Features *100% Brand new in factory original package,never be tried or used *Sleek appearance will improve gas mileage up to 10% by improving aerodynamics *Velcro hook and loop system provides continuous contact between rails and cover,which makes it easy to fasten in all weather conditions. *Made from industrial highest reinforced UV/Cold resistant material to ensure optimal performance and durability. *It features a patented latch and tension system to keep the cover tight in any climate. *Quick One-Finger release design. Operated by one person. *Tailgate operates normally with cover closed *Each cover is custom made to fit specific truck.