Specification Brand : Nisorpa BulletPoint : Light weight, flat free, air ride BulletPoint1 : 【Heavy Duty Industrial Casters】Heavy duty casters set of 4 have a rock-solid construction. swivel casters wheels are made from premium thickened steel housing and have a thickened top plate.Thickened steel column and top plate with double steel ball bearings design. Load Max 2000LBS for casters set of 4 heavy duty,with each wheel capable of carrying 450lbs. BulletPoint2 : 【Double Safty Break】The 4 inch casters wheels can rotate 360 degrees and each castor is equipped with wear-resistant brakes. Locking casters design make it more safe. eavy duty locking casters design make it more safe when used as rolling workbench casters, industrial casters, heavy duty casters, especially on uneven surface. BulletPoint3 : 【Smooth&No Marking】The 4 inches caster are equipped with double ball sealed bearings, which reduce friction and increase their speed limit, making them easier to move.The heavy-duty casters are made of high-quality polyurethane material, which is wear-resistant, shock absorbing. Double bearing structure enables the heavy wheel to achieve smooth and quiet movement on a variety of surfaces. BulletPoint4 : 【Easy Installation】4 inch heavy duty caster wheels rotate 360°rolling. Caster wheels wheels for cart casters package includes a bonus of 16 flat hex bolts with 16 nuts and 2 spanner. You won't need to prepare any installation tools. BulletPoint5 : 【Wide Use】Heavy duty casters set of 4 can be used as indoor and outdoor caster wheels, both industrial and residential applications like instrument cases, display/exhibition equipment, cart, tool box, light machinery, stand, workbench, work table, cabinet, electrical enclosures, furniture, sofa, bed, etc. BulletPoint6 : Stem Caster Capacity : 2400 pounds Color : Red Color1 : Black Color2 : Silver CustomerPackageType : Standard Packaging ExteriorFinish : Unfinished ExternallyAssignedProductIdentifier : 6975281388397 ExternallyAssignedProductIdentifier1 : 743913010000 ExternallyAssignedProductIdentifier2 : 0743913010000 ExternallyAssignedProductIdentifier3 : 00743913010000 IncludedComponents : Comes as a Combo Set ItemDisplayDimensions_Length : 6 inches ItemName : 4 Inch Industrial Caster Wheels with Brake, Heavy Duty Casters Set of 4 2000lbs, Swivel Plate Casters with Double Ball Bearings, Industrial Polyurethane Casters for Furniture,Workbench,Cabinet ItemPackageDimensions_Height : 26.1112 centimeters ItemPackageDimensions_Length : 13.4874 centimeters ItemPackageDimensions_Width : 15.494 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : plate-casters LoadCapacity : 450.0 pounds Manufacturer : Nisorpa Material : Polyurethane Material1 : Polyurethane Material2 : Steel ModelNumber : USY13-GM254 MountingType : Specialty NumberOfItems : 1 PackageLevel : unit PartNumber : USY13-GM254 ProductDescription : 4 Inch Industrial Caster Wheels with Brake ProductSiteLaunchDate : 2023-10-03T10:05:56.643Z Size : With Pneumatic Tire / 1" Hub StreetDate : 2017-05-15T00:00:01Z Style : 4 inch Industrial Caster SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 WebsiteShippingWeight : 3 pounds