Fits 1999 – 2007 Ford F-250/350 Super Duty 6′ 9″ Bed (81″). Made in the USA with Global Materials. UNMATCHED STORAGE | All Roll-N-Lock covers have the most compact canister of any other retractable cover. Sitting just 7 ” deep & featuring an aerodynamic housing lid, the M-Series preserves the truck bed cargo space. UNMATCHED STYLE | The M-Series’ vinyl-over-aluminum design maintains a classic tonneau appearance while being fortified with an aluminum undercarriage that has a patented, contoured hinge design for frictionless rotation & theft protection. UNMATCHED OPERATION | The M-Series retractable cover features a torsion spring enclosed in a 3″ aluminum casing, along with patented contoured hinge design for frictionless rotation to enable effortless & secure operation.