Streamline book organization and transport with this 3-tier rolling library book cart designed for libraries, schools, offices, and home use. Three spacious 13.7-inch high shelves accommodate books of all sizes, A4 folders, and office supplies, with each shelf supporting up to 110 lbs for a robust 330 lb total capacity. The high-strength carbon steel and cold rolled steel construction features a rust-resistant coating that ensures long-lasting stability and a clean appearance. TPR silent swivel casters glide effortlessly across wood and tile floors without scuffing, while two lockable wheels provide secure positioning during use. Side compartments keep folders and tablets within easy reach. Measuring 30.3" W x 15" D x 48" H and weighing 41.7 lbs, this book cart assembles quickly with pre-drilled holes and included screws.