Retrax RetraxPRO XR Tonneau Cover - Black - 6 ft 7 in Bed - GM Fullsize Truck 2019-24 SPWCH-LS-T-1 there's a vacuum advance canister

there's a vacuum advance canister to help economy at moderate cruise speeds

1 in Offset

Anodized protection on aluminum components

Proform Heavy-Duty Valve Spring Tester 66775 Bench Top - 700 lbs

Retrax RetraxPRO XR Tonneau Cover - Black - 6 ft 7 in Bed - GM Fullsize Truck 2019-24 SPWCH-LS-T-1 there's a vacuum advance canisterThe XR Series combines the PRO MX with the integrated Trax Rail System that allows for unique and personal customization above your tonneau cover. The RetraxPRO XR, our premium Aluminum Series cover, combines industrial strength aluminum construction with an incredibly resilient matte finish. 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