TRUCK TOOLBOX-BED COVER INTERFACES, INTEGRATED TOOLBOX ASSEMBLIES, AND RELATED ACCESSORIES

Described is a truck toolbox-bed cover interface constructed to seals the cargo area of a vehicle between a truck bed cover and a storage container, where the truck toolbox-bed cover interface does not obstruct access to the handles on the back side of a storage container. Some implementations can include a toolbox integrated with a truck toolbox-bed cover interface, a bedcover integrated with a truck toolbox-bed cover interface, and a complete integrated assembly including a toolbox, a bedcover, and a truck toolbox-bed cover interface. Some implementations can include a toolbox with a cooler rail or a tactical rail.