The Vevor van roof ladder rack is a 2-bar alloy steel system designed to expand roof carrying capacity on full-size vans with rain gutters. It adjusts from 47.2" to 78.7" in length and offers a combined load capacity of up to 500 lbs. The no-drill clip-on design allows quick installation and removal with basic tools. Its galvanized steel construction helps resist rust and corrosion for long-term outdoor use. Ideal for carrying ladders, lumber, pipes, kayaks, and other long materials securely.