Specification BulletPoint1 : Thicker brackets, foamed rubber, load-bearing and wear-resistant, 3-inch casters with 400KG per group(100kg each), 4-inch casters with 480KG per group(120kg each) BulletPoint2 : 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 BulletPoint3 : This casters is made of elastic foam rubber, quiet and smooth, quiet rolling, double bearings, 360-degree rotation, easy to turn BulletPoint4 : The wheels made of the popular Non-Marking polyurethane rubber type, very quiet running, absorbs shock and vibrations. Ball bearing and dual locking bring a max loading capacity and safety BulletPoint5 : We are committed to providing every customer with a good shopping experience. If you have any questions during the transaction, you can send an email to us, and we will reply to you as soon as possible ExternallyAssignedProductIdentifier : 9487463345830 ItemName : 4 Pcs Thread M12 Heavy Duty Caster Wheels Rubber Silent Swivel Casters for Furniture & Industrial Transport Stem Castors for Cart Trolley ItemPackageQuantity : 1 ItemTypeKeyword : stem-casters Manufacturer : Flashing Material1 : Rubber Material2 : Polyurethane MountingType : Stem Mount NumberOfItems : 4 PartNumber : Flashing ProductDescription : Specifications: 2 universal wheels + 2 brake wheels, 4 brake wheels Threaded rod size: M12*30MM Size: 3 inches, 4 inches 3 inches: Wheel diameter: 75mm Wheel width: 32mm Installation height: 108mm 4 inches: Wheel diameter: 100mm Wheel width: 32mm Installation height: 132mm hint: 1. Thank you for your understanding, please allow 1-2mm size deviation and slight color difference. 2. If you have any questions, please feel free to contact us so that we can provide you with the best service. Reminder: Trust us, we are committed to providing our customers with the best quality products at the lowest prices and with a 100% satisfaction guarantee. If you have any questions, please contact us. ProductSiteLaunchDate : 2023-06-10T07:30:13.357Z SurfaceRecommendation : Multi-Surface UnitCount : 4 UnspscCode : 31162702