The RollTrac manual tonneau cover is the world's most advanced tonneau cover for the Chevy and GMC 2500 standard bed. This premium aluminum bed cover is engineered to rigorous global manufacturing standards and has been awarded 10 international patents. The manual cover allows customers to lock the rolling bed cover in place every few inches. With an impressive 700 Pound weight rating, RollTrac stands out as the sole truck bed cover capable of tackling both off-roading and supporting heavy accessories like bed racks and roof top tents. Unlike competitors, EGR's Chevy tonneau cover employs factory mounting points for a rock solid attachment to the truck bed. Bid farewell to flimsy C-clamps that break easily or slide off the bed rails, offering superior protection for customer's valuables. Engineered to endure the most challenging conditions and resist tampering, this aluminum truck bed cover is constructed for extended durability. Beyond its robust security features, this rolling tonneau cover offers unprecedented levels of protection within the hard tonneau cover market. Furthermore, it adds a distinctive style to GM truck, cementing its spot as the best tonneau cover on the market. **DOES NOT FIT THE CARBON PRO BED**.