4" Heavy Duty Caster Swivel Caster Wheels No Noise 360 Degree Rotation Plate Caster with Screw Total Capacity 1200lbs Set of 4 Without Brake

The wheels are made of popular vibration absorptive Polyvinyl chloride. Ball bearings provide maximum load capacity and safety. Roller with dust cover and smooth internal bearing surface is not easy be stuck by crumbs, hair and sand. Upper and lower raceways filled with high-quality swivel bearings that enables the caster to rotate 360 degrees smoothly, swiftly, and silently. Safe for all types of floor and don't worry to disturb others when moving. Steel structures body is extremely hard wearing and resistant to dirt, 1200 lbs capacity for the pack of 4, Bearing Heavy Duty.ctures body is extremely hard wearing and resistant to dirt, 1200 lbs capacity for the pack of 4, Bearing Heavy Duty. The wheels can be used for a multitude of applications Including: Flight Cases, Instrument Cases, Display / Exhibition Equipment, Dollies, Tool Boxes, Light Machinery, Equipment Stands, Mobile Workstations, Speakers, Cabinets, Stands, Amps, Electrical Enclosures, Furniture etc. If you are not satisfied for whatever reason, we'll give you a change or 100% refund within 90 days of purchase.