The Roll-N-Lock M Series Tonneau Cover offers efficient coverage with high end features which make carting a snap. Sleek, retractable cover helps to keep a low form issue when open. Vinyl-over-aluminum development. Theft-resistant, vinyl-over-aluminum design is done for 4 season security. Built-in tailgate locking mechanism for maximum safety. Exceptional frictionless development is torsion spring fitted for sleek access and also several years of reliability. Built-in tailgate lock helps to keep your gear guarded and safe, while a crucial slot coverage keeps the locking mechanism from freezing. Non-slip insulator grip takes away the chance of burning up the hands of yours...