Extang Endure ALX Tonneau Cover - Black - 6 ft 9 in Bed - Ford Fullsize Truck 2017-23 OPSB1478HP Elongated (dual pattern) mounting holes

Elongated (dual pattern) mounting holes allow fitment on intakes with square flange (Holley 4150 style) or large flange (Holley Dominator style)

1986-1996 Ford E-150 Econoline Club Wagon

1977-1979 Ford F-150

Specially-designed storage bags are also available for purchase

and even a fully integrated ground circuit

Extang Endure ALX Tonneau Cover - Black - 6 ft 9 in Bed - Ford Fullsize Truck 2017-23 OPSB1478HP Elongated (dual pattern) mounting holesROTARY LATCH Unique among tri fold covers, the ALX uses a simple "twist & lift" function to open and close the cover without the use of tailgate clamps. WEATHER RESISTANT Extruded side weather seals offer the ultimate all weather protection to guard your gear from the elements. ENDURASHIELD PANELS EnduraShield TPO coated folding panels resist dents, scratches, and UV induced fading, and are capable of supporting up to 600 lbs. of evenly distributed