Features: Large profiles provide strong structural support for carrying heavy loads Telescoping profiles adjust up or down with a large, easy-press button Audible clicks confirm secure locking position during height adjustment Pre-installed nut plate allows the load bar to slide freely for faster installation and adjustment Ratcheting wrench optimized for proper torque tightening and clearance in tight angles for effortless installation Wide upright bases create a solid rack-to-truck-bed platform with perforations for optimal fit of fit-kit pads