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Undercover Flex Tonneau Cover 2017+ Superduty 6.5′ Bed (FX21021)

$929.99 $839.00

8 in stock

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Description

The UnderCover Flex is a hard folding truck bed cover that gives you the ultimate control of your truck bed, offering three secure riding positions. The cover is easy to remove, requires no drilling for installation, and is mounted flush with your trucks bed rails making it the most watertight hard folding cover on the market. Each panel is made of high quality FRP composite material; which is lighter, stronger and more dent resistant than aluminum.

Each Flex has a bed rail mounting system equipped with rubber seals and drain tubes that carry water away from and out of the bed, keeping your gear dry and secure. The Flex is backed by a 3-year warranty making it America’s favorite hard folding tonneau cover.

  • Low-Profile Design
  • Three Secure Driving Positions
  • 100% Bed Access
  • Heavy-Duty Construction
  • Fiberglass Reinforced Panels
  • Easy, No-Drill Install
  • Weather Resistant
  • UV Protective Black Finish
  • Made in the USA
  • 3-Year Warranty

Is the Flex waterproof?

The Flex is weather resistant. The Flex utilizes rail channels and drain tubes to move water away from the bed. Ultimately, no folding cover is completely waterproof as there are tailgate gaps and other areas that may allow some intrusion.

What is the install time on the Flex?

The Flex can usually be installed in about 45 minutes

Can I drive with the cover in the upright position?

Yes. The Flex utilizes strut mounts to stabilize the cover while driving.

Will the cover work with a 5th wheel hitch?

Yes. There are two available cover positions while pulling a 5th wheel. Upright and ¾ bed access

How fast can I drive with the cover in the upright position?

We do not assign a speed rating to the Flex in the upright position, but it is well equipped to handle legal interstate speeds.

What is the warranty on the Flex?

3 Years on workmanship and materials. 1 year on hardware.

Can I see out the back window with my Flex fully upright?

No. The cover in the upright position will block view out the back window.

How easy is it to remove my Flex cover?

Simply unscrew the two elevator bolts and lift!

How can I get the side seals to lay flat on my new Flex?

After a day or two, direct sunlight will be absorbed and help the seals lay flat.

Do I need to drill into my truck when installing the Flex?

No. The Flex utilizes clamps and a no-drill installation.

Does my Flex work with a standard toolbox?

No. Flex cannot be installed with a toolbox.

How secure is my Flex cover?

The Flex secures your cargo with the help of a tailgate lock. The only access point is the pull cord underneath to open the cover. If your tailgate is locked, your cover is locked.

Where is the Flex made?

All UnderCover products are proudly made in the USA.

Is the Flex compatible with my bedliner?

Yes. The Flex will work with BedRug, spray-ins and any under the rail bedliner. Flex is also compatible with many aftermarket bed caps.

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