Specification Brand : Service Caster BulletPoint1 : Service Caster’s Phenolic resin wheels come in four sizes – 3” x 1.25", 3.5" x 1.25", 4” x 1.25", and 5” x 1.25". BulletPoint2 : Weight capacity ranges from 500 lbs. on the 3” wheel, 500 lbs. on the 3.5", 600 lbs. on the 4”, and 600 lbs. on the 5”. BulletPoint3 : All wheel sizes have a roller bearing and each wheel size is offered with either a ½” axle bore or a 3/8” axle bore. In addition, all wheel sizes have a 1-3/8” hub length. The hub length is the widest point of the wheel, so it is important to ensure you can accommodate this width before purchasing. BulletPoint4 : Phenolic wheels have a high resistance to impact damage while providing protection for floors in commercial and industrial settings. These easy rolling wheels are quieter than comparable steel wheels. Phenolic resin wheels feature a resistance to water, oil, and grease. Being non-metallic, these resin wheels are also spark proof. With so many great features, Service Caster’s Phenolic resin wheels will keep Moving You Forward. BulletPoint5 : Find other wheel materials, sizes and all Service Caster products at our Amazon Storefront. Click on the “by Service Caster” link above the main title on any Service Caster page listing. Color : 4" Wheel - 1/2" Bore - Black CompatibleWithVehicleType : Truck CustomerPackageType : Standard Packaging ExteriorFinish : Metallic ExternallyAssignedProductIdentifier : 8414790955914 ExternallyAssignedProductIdentifier1 : 670533888798 ExternallyAssignedProductIdentifier2 : 0670533888798 ExternallyAssignedProductIdentifier3 : 0045635100367 ExternallyAssignedProductIdentifier4 : 0796433862062 ExternallyAssignedProductIdentifier5 : 00045635100367 IncludedComponents : 4 casters ItemDisplayDimensions_Length : 100 centimeters ItemName : 4" x 1.25" Phenolic Wheel Only with Roller Bearing - 1/2" Bore - 600 lbs Capacity per Wheel - Service Caster Brand ItemPackageDimensions_Height : 22.2 centimeters ItemPackageDimensions_Length : 12.2 centimeters ItemPackageDimensions_Width : 21.4 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : plate-casters LoadCapacity : 600.0 pounds Manufacturer : Service Caster Material : Phenolic ModelNumber : C81B516 MountingType : Plate Mount NumberOfItems : 1 PartNumber : SCC-PHR414 Pattern : rigid ProductDescription : Listing is for one (1) Service Caster 4" diameter by 1.25" tread width phenolic wheel with roller brearing and 1/2" bore. Supports 600 pounds (lbs) per wheel.When searching for a reliable and durable solution for new applications or as a replacement wheel for casters and dollies, consider Service Caster’s Phenolic resin wheels. With a roller bearing with 1/2" bore for axle, phenolic wheels have a high resistance to impact damage while providing protection for floors in commercial and industrial settings. These easy rolling wheels are quieter than comparable steel wheels. Phenolic resin wheels feature a resistance to water, oil, and grease. Being non-metallic, these resin wheels are also spark proof. Hardness scale 90 Shore (D) Durometer. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. ProductSiteLaunchDate : 2019-02-27T19:15:20.568Z Seasons : Year Round Size : Phenolic - Roller Bearing Style : 1.25inch SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 1 WebsiteShippingWeight : 3 pounds