Truck Covers USA Built-in LED Light Strip - available option on full size American Work Covers Model AX-604Truck Covers USA Built in LED Light Strip available option on full size American Work Covers Model AX 604 Truck Covers USA consistently revolutionizes the roll cover industry with unique, versatile, and innovative product design, development, and production. We are not in business to produce truck covers that represent the industry standard, we are in business to become the industry standard. Optional Power Locking for Toolbox Optional Built In