Assorted set of wheels and casters for carts and material handling equipment Diameters observed: ~70 to 150 mm (estimate) Tread widths: ~20 to 50 mm (estimate) Visible materials: white polyamide/nylon, black rubber, polyurethane Integrated ball bearings on several pieces Some units complete with swivel forks; others: wheels only Several solid black rollers, suitable for guidance or conveying Approximate quantity: ~150 to 250 pieces (visual estimate) Estimated total weight: ~60 to 100 kg Stock delivered in stackable plastic bins and metal drawers Apparent condition: mix of new and used parts; signs of wear, dust, and dirt Suitable for material handling carts, hand trucks, and mobile racks