Designed to deliver premium protection, strength, and versatility, the UnderCover Ultra Flex hard folding tonneau cover stands in a league of its own. Built with a durable yet lightweight aluminum construction and a carpeted interior, the Ultra Flex protects your cargo from theft, weather, and everyday wear while maintaining a sleek, low-profile appearance. From its smooth matte-black finish to its advanced sealing system, every detail is engineered for performance, convenience, and long-term durability.
Note
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Cargo Protection: Carpeted under-panels help prevent scratches and damage to gear.
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Weight Capacity: Supports up to 400 lbs. of evenly distributed weight.
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Compatibility: Works with or without a deck rail system.
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Exclusions: Will NOT work with Trail Special Edition storage boxes.
Features
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Hard Folding Tri-Fold Design: Easy operation with full or partial bed access.
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Aluminum Construction: Lightweight, rigid panels for strength and durability.
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Carpeted Interior Panels: Added protection and noise reduction.
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Automatic Slam Latches: Secure panels lock automatically when closed.
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Dual-Action Tailgate Seal: Operate the tailgate with the cover open or closed.
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Weather-Resistant Seals: EPDM rubber hinges, perimeter seals, and tailgate seal keep water out.
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Integrated Prop Rods: Allows the cover to be fully upright against the rear window.
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Low-Profile Appearance: Flush fit enhances truck styling.
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Clamp-On Installation: No drilling required.
Specifications
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Brand: UnderCover
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Manufacturer Group: RealTruck
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Cover Type: Hard folding tonneau cover
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Material: Aluminum panels with matte-black coating
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Finish: Matte Black
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Weight Capacity: 400 lbs. (evenly distributed)
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Warranty: 5-year limited warranty
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Assembly Location: Missouri, USA
What’s in the Box
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Tonneau Cover: Pre-assembled hard folding cover
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Rails: Vehicle-specific L-Rails
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Clamps: Clamp-on mounting hardware
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Hardware Kit: All required fasteners
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Install Guide: Step-by-step instructions
Installation
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Installation Type: Clamp-on, no-drill
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Estimated Time: 30 minutes or less
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Difficulty Level: Level 1 – Simple
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Overview: Utilizes an innovative L-Rail system for quick installation and removal. Includes all vehicle-specific mounting hardware and instructions.
