Double-Sided Design for Maximum Storage. 3 Magnetic Book Supports Included: Comes with three removable magnetic book dividers to keep books upright and organized while preventing them from sliding during movement. Holds Up to 50kg - Built for Heavy Loads: Built with thick carbon steel and a reinforced frame, this rolling book cart supports up to 50kg (110 lbs) without bending or wobbling, ideal for schools, offices, and long-term use. Silent and Smooth-Rolling Wheels: Equipped with four 360-degree rotating silent caster wheels (two lockable), ensuring smooth and quiet mobility even on carpeted or hard floors. Multi-Purpose for Home, Office, or School. Easy Assembly: No complicated tools required, quick installation, easily own a mobile book cart. Weight: 18.54 pounds. Length: 17.38 inch. Width: 13.59 inch. Height: 7.80 inch.