Sturdy Construction: Built with a thickened steel frame and rust-resistant coating, this blueprint storage rack includes 12 x 30 in spring clamps to securely hold blueprints in place without bending or warping

Flexible Adjustment: The adjustable blueprint holder features an expandable design to fit different document sizes. Compatible with standard clamp sizes and easy to adjust in width for versatile document storage

High Load Capacity: This blue print storage organizer supports up to 220 lbs in total or about 1,200 sheets. Each clamp holds up to 20 lbs, while the spring and lock knob keep heavy documents from slipping

Easy to Move & Lock: Equipped with 4 smooth-rolling wheels, including 2 with brakes, this mobile blueprint rack moves easily between offices and jobsites while staying securely in place when needed

Versatile for Any Space: Great for engineering offices, construction sites, design studios, and home storage, this blueprint display rack organizes blueprints, posters, maps, artwork, and other large-format documents