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UnderCover 15-20 Ford F-150 5.5ft Flex Bed Cover

Introducing the next generation of folding covers -- the UnderCover Flex folding cover. Flex combines the best of both worlds, the security of a hard locking cover and convenience of a soft roll up cover. Constructed from the best materials available, Flex will withstand the abuse Mother Nature throws at it and keep coming back for more. Low Profile -- Ultra-low profile design rests inside the bed rails allowing for a very sleek look. Full Access -- Built in prop rods secure the cover allowing your truck to be driven with the cover fully open. Easy Removal -- Entire cover can be removed in seconds with no tools needed. Secure Design -- Plastic buckles and straps are included to secure the panels in the partially open position. FRP Composite Panels -- Lighter, stronger and higher dent resistance than aluminum. Weather Resistant -- Rubber seals and drain tubes channel water away from and out of the bed. Easy Clamp-on design. No other folding cover can match the Flex for versatility, security and function. Covered or uncovered, always an option with UnderCover. UnderCover Flex 2015-2020 Ford F-150 5ft. 7in. Bed Ext/Crew-Black Textured Flex Tonneau Cover
  • Rubber Seals And Drain Tubes Channel Water Away
  • No Drill Installation And 3 Year Warranty
  • Easy Clamp-on design and 3 Year Warranty
  • Plastic Buckles And Straps Included
  • Built In Prop Rods Secure The Cover
  • Allows For Full Access To Your Bed
  • Ultra Low Profile Design

Protect your truck bed with the UnderCover Flex folding tonneau cover, part number undFX21019. Designed for 2015-2020 Ford F-150 models with a 5.5-foot bed, this textured black cover combines the security of a hard locking cover with the convenience of a folding design. Its ultra-low-profile construction sits inside the bed rails for a clean appearance while helping shield cargo from weather and unwanted access.
The UnderCover Flex features durable FRP composite panels that are lighter, stronger, and more resistant to dents than traditional aluminum panels. Rubber seals and drain tubes help direct water away from the cargo area and out of the truck bed. The easy clamp-on installation requires no drilling, making installation straightforward while preserving the vehicle’s original bed structure.
Built-in prop rods secure the cover in the fully open position, providing full access to the truck bed when hauling larger cargo. Plastic buckles and straps are included to hold the panels securely in the partially open position. When complete bed access is needed, the entire cover can be removed in seconds without tools. Backed by a 3-year warranty, the UnderCover Flex offers versatile cargo protection for everyday driving, work, and recreation.


  • Rubber seals and drain tubes channel water away from the truck bed

  • No-drill installation with an easy clamp-on design

  • Durable FRP composite panels provide strength and dent resistance

  • Built-in prop rods secure the cover in the fully open position

  • Plastic buckles and straps secure the panels partially open

  • Folding design allows full access to the truck bed

  • Ultra-low-profile construction rests inside the bed rails

  • Backed by a 3-year warranty

Features:

  • Vehicle Fitment: Designed for 2015-2020 Ford F-150 models with a 5.5-foot bed
  • Low-Profile Design: Rests inside the bed rails for a sleek appearance
  • FRP Composite Panels: Provide a lightweight, strong, and dent-resistant construction
  • Weather Protection: Rubber seals and drain tubes help direct water away from cargo
  • Full Bed Access: Built-in prop rods secure the cover fully open
  • Partial Opening: Plastic buckles and straps hold the panels in the partially open position
  • Easy Installation: Clamp-on, no-drill design simplifies installation
  • Tool-Free Removal: Entire cover can be removed quickly without tools
  • Warranty: Includes a 3-year warranty

Fitment:
Ford F-150 King Ranch 2015
Ford F-150 King Ranch 2016
Ford F-150 King Ranch 2017
Ford F-150 King Ranch 2018
Ford F-150 King Ranch 2019
Ford F-150 King Ranch 2020
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Ford F-150 Platinum 2015
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Ford F-150 Police Responder 2018
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Ford F-150 Police Responder 2020
Ford F-150 Raptor 2017
Ford F-150 Raptor 2018
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Ford F-150 SSV 2016
Ford F-150 SSV 2017
Ford F-150 SSV 2018
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Ford F-150 XL 2015
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Ford F-150 XLT 2015
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Ford F-150 XLT 2017
Ford F-150 XLT 2018
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Ford F-150 XLT 2020