Specification BatteriesRequired : 1 Brand : CWfutureparts BulletPoint1 : 【Heavy Duty Caster】This industrial caster is composed of semi-steel wheels and super-strength cast iron core. This industrial caster is composed of semi-steel wheels and super-strength cast iron core. The Industrial grade STL wheel is a great balance between quality and heavy duty dependability with fortified strength to ensure durability and long lasting performance. BulletPoint2 : 【Caster Size & Capacity】: Heavy Duty Casters Diameter: 6", Width: 2", Top Plate: 4x 4-1/2, Overall Height: 7-1/2. These industrial casters are engineered, Heavy Duty Caster Set of 4 to support loads up to 5000 lbs, making them ideal for outdoor use and transporting heavy equipment and objects while maintaining stability. BulletPoint3 : 【Stable Ball Bearing】 Casters contain stable roller bearings for optimal strength, smooth rotation, and high tolerance against vertical shock. The caster housing raceway is equipped with an easy access Zerk fitting grease nipple for added convenience. BulletPoint4 : 【Safe Rolling】The STL wheel works great on wood, tile, brick, stone, and concrete floors. When considering the STL tread, users will notice stellar performance and traction. Our industrial strength coating is safe and non-toxic to repel against wet surfaces and even against harsh chemicals, oils, and grease. BulletPoint5 : 【Multiple Use Applications Include】 : Bakery & Food Service Equipment, Institutional Machinery, Hospitality Carts, Hospital Equipment, Laboratory Equipment, Material Handling Equipment,Office Fixtures, Moving Dollies and Utility and Maintenance Carts. Color : Red and Black ExternallyAssignedProductIdentifier1 : 739240099153 ExternallyAssignedProductIdentifier2 : 0739240099153 IncludedComponents : casters ItemName : CWfutureparts 6" x 2" Caster Wheels, Heavy Duty Industrial Casters, Swivel Caster Wheels with Roller Bearing - Semi Steel Cast Iron Wheels - 5000 Lbs Capacity Per Set of 4 ItemPackageDimensions_Height : 5 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 4 ItemTypeKeyword : plate-casters LoadCapacity : 5000.00 pounds Manufacturer : CWfutureparts Material : semi-steel cast iron MountingType : Plate Mount NumberOfItems : 4 PartNumber : W-STL-6660-4S Pattern : 4 Swivel ProductDescription : Heavy Duty Industrial Casters ProductSiteLaunchDate : 2023-09-23T03:13:39.119Z Size : 4 Swivel Style : 6" Wheel SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 UnspscCode : 31162702