SKU: 97651064976

Undercover FX21026 Tonneau Cover Flex 17-24 F250/350 8'2"

Sale price$585.00 Regular price$650.00
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Undercover FX21026 Tonneau Cover Flex 17-24 F250/350 8'2"Product Description 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.

Product Description

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.

Tonneau Cover; Flex; Hard Folding; 2 Folds/ 3 Panels; Front Hinge Allows Entire Tonneau to Flip Up When Folded; Non-Lockable; Black Semi-Gloss Textured; Black; Aluminum

Product Restrictions
OVERSIZED ITEM - Additional Freight Charges May Apply for 3rd Party Shipping.

Features & Benefits

    • Ultra Low Profile Design
    • Allows For Full Access To Your Bed
    • Built In Prop Rods Secure The Cover
    • Plastic Buckles And Straps Included
    • Rubber Seals And Drain Tubes Channel Water Away
    • Easy Clamp-on design and 3 Year Warranty

    Attributes

    • Type: Hard Folding
    • Folds/Panels: 2 Folds/ 3 Panels
    • Hinged At Front: Front Hinge Allows Entire Tonneau to Flip Up When Folded
    • Profile: Low Profile
    • Color Group: Black
    • Color/ Finish: Black Semi-Gloss Textured
    • Material: Aluminum
    • Locking Type: Non-Lockable
    • Compatible With Ladder Rack: Not Ladder Rack Compatible
    • Compatible With Headache Rack: Not Compatible With Headache Rack
    • Bed Side Rail Mount: Top Of Rail Mount
    • Tool Box Info: Not Compatible With Tool Box
    • With Lights: Not Applicable
    • Installation Type: Clamp-On
    • Drilling Required: Drilling Not Required
    • Additional Info1: Bed Rail Compatible, Bed Cap Compatible
    • Estimated Install Time (Hours): 1

    Additional Attributes:

    • GTIN: 840114300470
    • Finish: Textured Black
    • Works w/Toolbox: No
    • Style: Hard Folding Cover
    • Sits on Truck Rails: Yes
    • Rails To Install: Yes
    • Paintable: No
    • Material: Aluminum
    • Low Profile: Yes
    • Key Lockable: No
    • Install Time: 15 Minutes
    • Full Bed Access: Yes
    • Front Opening: Yes
    • Color: Black
    • Actual Color: Black

    Packaging:

    • Quantity of Each: 1
    • Package UOM: EA
    • Dimension: 30.000 x 80.000 x 7.500 inches

    Installation Instructions

    Warranties

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 97651064976

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    4.4 ★★★★★
    Based on 1092 reviews
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    Verified Purchase
    Madison R.
    Boise, US
    ★★★★★ 5
    Best no-show socks ever!
    Size: 6-10, Color: Black
    If you're tired of wearing socks that slip off and show in your sneakers, then you need to try these amazing socks! They are designed to stay in place, even after being active all day. They are incredibly soft and comfortable, and they are truly no-show, so you won't see them at all. I've been using these socks for years and have never had any issues. In fact, I love them so much that I've bought multiple packs, and my family members have started using them too. Don't waste any more time with those annoying socks that slip off and show - give these a try and you won't be disappointed!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 16, 2024
    K
    Verified Purchase
    Krissy
    Draper, US
    ★★★★★ 5
    The best
    Size: 9-11, Color: Black
    Seriously the best non slip low cut socks you can find. They stay in place all day and I love the fabric. They are thin which I prefer. These are really the only socks I wear.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 27, 2026
    C
    Verified Purchase
    Cassie Huerta
    Boise, US
    ★★★★★ 5
    Great socks for the price!
    Size: 6-10, Color: Black, Size: 6-10, Color: Black
    I love these socks, they are perfect no shows but the material is thick enough for toes not too go thru. The grip is perfect and keeps the sock in place all day. I would definitely order true to size as the fit was perfect. I was surprised to find these socks at the price I did, especially when I got the socks in both black and white.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 9, 2025
    K
    Verified Purchase
    Kayla
    Fort Morgan, US
    ★★★★★ 5
    Best non-slip no show sock!
    Size: 6-10, Color: Black
    I love these socks! I wear them mostly with my slip on vans. The are thin so your feet can breathe (I hate thick socks). They have a grip on the heal so that they don't slip off of your feet, and it actually works! My only negative about these socks would be that if you have bigger than a size 8 foot, I would not purchase them because they do run a bit small. I wear a size 7 and they fit perfectly! They do look very tiny upon unpacking, but they stretch to the according size. I would also recommend letting them air dry after washing them and not putting them in the dryer. The first pair I purchased, I made the mistake of drying them and they shrank to an unbelievably small size. I've had my second set of socks for over 4 months now and have not had any problems since Ive been air drying them. I have not encountered any problems with them tearing as other have stated. Even though these are thin socks, they seem to be made quite well in my opinion.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 5, 2022
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    Verified Purchase
    Leah P.
    Omaha, US
    ★★★★★ 5
    I buy these again and again through the years!
    Size: Medium, Color: Austin Brown Assorted (6-pairs)
    Love these. After a year or two I wear holes in the bottoms because I wear them so much. Worth the little bit higher price because of the fit and comfort. Love how they are truly no show
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on October 18, 2025

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