Specification Brand : Service Caster BulletPoint1 : Service Caster’s Phenolic resin wheels come in five sizes – 3” x 1.5", 3.25" x 1.5", 4” x 1.5", 5” x 1.5", and 6" x 1.5". BulletPoint2 : Weight capacity ranges from 600 lbs. on the 3” wheel, 600 lbs. on the 3.25", 600 lbs. on the 4”, 600 lbs. on the 5”, and 800 lbs. on the 6". 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 1-7/8” 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 - Black ExternallyAssignedProductIdentifier1 : 670533889474 ExternallyAssignedProductIdentifier2 : 0670533889474 ItemName : 4" x 1.5" Phenolic Wheel Only with Roller Bearing - 1/2" Bore - 600 lbs Capacity per Wheel - Service Caster Brand ItemPackageQuantity : 1 ItemTypeKeyword : plate-casters LoadCapacity : 600.0 pounds Manufacturer : Service Caster Material : Phenolic NumberOfItems : 1 PartNumber : SCC-PHR415 ProductDescription : Listing is for one (1) Service Caster 4" diameter by 1.5" tread width phenolic wheel with roller bearing 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 : 2019-02-28T19:19:28.967Z Size : Phenolic - Roller Bearing SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1