Extang Tool Box Tonno Truck Bed Tonneau Cover | 32515 | fits Ford Full Long Bed (8 ft) 73-96, F250/F350 97-98 L-Channel Rail Bridges the Toolbox-To-Tonneau Gap For Perfect Fit L-Channel Rail also provides a seal against the box Toolbox Tonneaus Fit Most Standard Size Toolboxes, 18-20" Exclusive And Patented All-Climate Tarp Design Adjustable Snaps and Bows For Easy Use In Cold Weather