Patent ID: 8684439

Claim:
A system comprising: a pickup truck, the pickup truck comprising: a front and a rear; a cab at the front of the pickup truck; a tailgate at the rear of the pickup truck; a bed between the cab and the tailgate, the bed having a bed-length and a bed-width, the bed-length approximately defined by the distance from the tailgate to the cab, the bed-width approximately defined by the distance between two side walls, each side wall rising vertically from the bed to a first height; and a side rail atop each side wall, each said side rail having a rail-length approximately equal to the bed-length; a plurality of telescoping extension poles vertically positioned within each side wall, each telescoping extension pole in the plurality of telescoping extension poles comprising a plurality of pole sections, the plurality of pole sections comprising a pole top-section and a pole bottom-section, each such telescoping extension pole connected at the pole top-section to the side rail and immobilized at the pole bottom-section; and each such telescoping extension pole capable of being extended upward to a second height when the side rail is at the first height; a lock securing the plurality of pole sections in position with respect to each other when the side rail is at a distance above the first height; and wherein each telescoping extension pole defines an opening extending horizontally through each telescoping extension pole, said opening being accessible once the side rail is at the second height; and further comprising a horizontal beam that fits within each opening to structurally connect telescoping extension poles.