The Extang Solid Fold 2.0 Toolbox tonneau for 2020–2026 Chevy Silverado and GMC Sierra 2500/3500 HD with 6 ft 9 in bed fits over an existing toolbox and provides weather and UV protection while allowing instant cargo access. It features a watertight toolbox rail, heavy-duty TPO skins with a polypropylene core for dent resistance, a lightweight clamping system with JawGrip and EZ-Lock clamps, and compatibility with most 18–20 inch toolboxes.
Extang 2020 Chevy/GMC Silverado/Sierra (6 ft 9 in) 2500HD/3500HD Solid Fold 2.0 Toolbox