Clamps below side rails, will work with inside-the-rail mounted tonneau covers
ie: Truxedo, Access, Extang Express or RT, Pace Edwards, BAK, Undercover...
Adjustable widths from 50" to 65"
Square design utilizes entire width of tailgate when used as a bed extender
Can be positioned anywhere along truck bed as a cargo fence
No drilling required, no mounting brackets to install
Easily transfered between vehicles
Folds to 50" wide by 4" thick. Can be easily stored in garage or behind truck seats
Can be mounted against bulkhead for easiy storage in the truck's bed.