The XR Series combines the ONE MX with the integrated Trax Rail System that allows for unique and personal customization above your truck bed cover. The RetraxONE XR combines strong, durable polycarbonate with a powerful and incredible scratch resistant matte finish paired with a low-profile patented design that streamlines the overall appearance and provides a firm seal. The XR Series optimizes cargo capacity with the cover open or closed, providing the ultimate versatility in cargo management. The Trax Rail System will work with most T-slot accessories from Yakima, Thule, Rhino Rack, and many more offering endless possibilities. Pairing the Trax Rail System with accessories offers double the cargo capacity. This unique technology frees up the hitch with the ability to mount bikes, coolers, outdoor gear and more on top of the bed cover by combining the Trax Rail system with the t-slot accessories.. RetraxOne XR Retractable Tonneau Cover - Matte One Piece Polycarbonate Construction - 2020-2025 Chevy Silverado/GMC Sierra 2500 HD/3500 HD 6' 9" Bed without Stake Pockets - Standard Rails. This will fit models with or without Multi-Pro/Multi-Flex TailgateNOTE: Will NOT fit with factory side storage boxes. RetraxONE XR - 20-25 Silv/Sierra 2500HD/3500HD 6'9" w/out Stk Pkt - Std Rail. Retrax 2020 Chevrolet / GMC HD 6ft 9in Bed 2500/3500 RetraxONE XR. Maintains functionality of the cover with loaded cargo. Increased Cargo Capacity Above & Below the Cover. Matte One Piece Polycarbonate Construction. Compatible with most T-slot accessories. Sealed Ball Bearing Roller Design. Scratch Resistant Matte Finish. Opens/Closes Easily One Handed. Unlimited Hauling Flexibility. Key Lockable In Any Position. Great For 5th Wheel Towing. Limited Lifetime Warranty. R1XR 20-25 GM HD 6'9. Low Profile Design. Tonneau Cover

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