20 pieces of 1 -inch roller roller portal portal is widely used in conveying line installation, processing systems, and transmission systems. It is made of high -quality steel. It is resistant to and wear, no noise, and increases the service life. 360 -degree rotation: steadily move, save effort, and improve the correct directional operation when moving the goods in different directions. The load capacity of each roller unit is 66 pounds, which is suitable for transmission furniture, wooden box, workbench and household appliances. There are two holes on both sides of the supporting bracket installation, which is convenient and quickly installed on most light furniture, such as shelves, chairs, tables, cabinets, desks, etc. Colour:As Shown Material:steel Package Contents: 20x conveyor rollers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.