Dee Zee DZ11987B Black-Tread Bed Caps. Bed side rail protector in black tread. Covers inside and top of rail with stake holes. Black gloss powder coasted aluminum. Direct fit and is compatible with 2007-2013 Chevrolet Silverado 1500/ 2007-2014 Chevrolet Silverado 2500 HD/ 2007-2014 Chevrolet Silverado 3500 HD.