Feature:1. BOLD CENTER SHAFT: This manual trolley adopts a bold center shaft, with strong load bearing capacity, and a load capacity of up to 3 ton.2. MANGANESE STEEL PLATE: The trolley adopts thickened manganese steel plate, ensuring good anti collision effect, which is stable and reliable.3. WIDTH ADJUSTMENT: The hoisting trolley has an adjustable width of 1014cm, making it easy to operate, meeting the needs of different usage scenarios.4. HEAVY DUTY STEEL: The I beam trolley is made of heavy duty steel, which has high strength and toughness, heat resistance and corrosion resistance.5. WIDE APPLICATION: Used in factory, mine, highway, bridge, metallurgy, dock, warehouse, construction site, etc., for mechanical installation, lifting, etc.Specification:Item Type: Manual TrolleyMaterial: Heavy Duty SteelLoad Capacity: 3TAdjustable Width: Approx. 10-14cm / 3.9-5.5in.Package List:1 x Manual Trolley1 x User Manual