General description These universal trolley casters are designed for heavy-duty use, featuring a 360-degree rotation for easy maneuverability. Made from durable materials, they provide smooth and quiet movement, making them suitable for various applications. Technical specifications Material: Iron + Polyurethane (PU) Color: Black Thread Size: M8 x 25mm Rated Load: 240kg (60kg each) Dimensions (screws included): 81 x 35 x 60mm / 3.62 x 1.69 x 2.36 inch (Length x Width x Height) Wheel Size: 41 x 20mm / 1.61 x 0.79 inch (Diameter x Width) Weight: 560g Note: There may be an error of 1-3mm. Compatibility and accessories Includes 4 swivel casters without brakes Usage Ideal for DIY projects in homes, schools, garages, shops, and hospitals Suitable for small equipment and furniture such as low stools, coffee tables, office chairs, toy boxes, baskets, workbenches, and underbed storage