Rough Country - 45515550 - Hard Tri-Fold Tonneau Bed Cover (5.5-foot Bed) for Ford: 15-18 F150 4WD/2WD FITMENT: Ford: 15-18 F150 4WD/2WD KIT CONTENTS: (1) Bed cover BENEFITS: Easy on or off in less than six minutes; Completely assembled in the box - No loose parts; No tools required; Drive with the cover in the open or closed position; Tailgate lock can provide additional security; Sleek appearance improves fuel economy; Lightweight 6061 aluminum frame; All weather seal keeps out rain and snow; Tri-Fold Design TECHNICAL NOTES: Only fits 5.5-foot bed models ITEM SPECIFICS: Installation Time: .25 hours; Weight: 52-lbs