General description The Mophorn Blueprint Storage Rack is a mobile organization solution designed for efficient storage of blueprints, construction plans, and various documents. With 12 slots, each measuring 3.5"x3.5" (90x90 mm), this rack is constructed from durable, thickened metal with a rust-proof powder coating, ensuring longevity and reliability. Equipped with 4 swivel casters, including 2 lockable ones, it offers convenient mobility for use in offices, schools, and homes. Technical specifications Product Weight: 2.85 kg / 6.3 lbs Product Dimensions: 425×290×455 mm / 16.7×11.4×17.9 in Slots: 12 Slots Material: Metal Wheels: 4 Universal Casters Slot Size: 90×90 mm / 3.5 x 3.5 in Style: Mobile Freestanding Color: Black Item Model Number: TFLT051 Installation Assembly is straightforward and can be completed in just over 10 minutes. The package includes detailed instructions and all necessary parts, with no additional tools required. Usage This storage rack is ideal for architects,