6pcs Ball Bearing Transfer Wheels With 12 Screws For Luggage Trolleys Wheelchair Carbon Steel

High-quality and durable material: The bearing surface of the drive unit is made of carbon steel, which is scratch-resistant, corrosion-resistant, rust-resistant, stable, not easily damaged and has a long service life.NO NOISE - The whole ball drive system runs smoothly and quietly on ball bearings. Smooth surface during transportation, no noise, no disturbance to neighbors or family.Comfortable and practical The load-bearing wheels mounted on the drive unit have a high load capacity and the distribution density can be adjusted according to different load requirements. The spheres can be flexibly rotated 360 degrees for smooth operation and high working intensity.Wide range of applications: Carbon steel ball is suitable for all industries such as machinery, hardware, chemical, food, warehouses, etc.With screws for easy installation: Our product comes with 12 screws for easy installation. The drive bearing has two screw holes. Just use the screws to fix the carbon steel ball conveyor to the item to be transported. ...