The BAKFlip G2 is custom built to fit your short bed like a glove! Best of all, this model is built to fit inside your truck bed, giving you unmatched style. This hard folding tonneau cover easily clamps on with no drilling and provides outstanding security against rain, snow, theft, dirt and sun. Built with aricraft grade aluminum sandwich panels, the BAKFlip G2 is relatively light, yet offers heavy duty durability. It operates very easily from either side of the truck, gives you full access to your bed and provides unparalleled style. If you're looking for a tonneau cover that works well and looks fantastic on your GMC Sierra, this bed cover is it!