Specification Brand : Service Caster BulletPoint : Light weight, flat free, air ride BulletPoint1 : These Service Caster Series #20 Polyurethane casters offer various wheel sizes and mounting heights: 3” Wheel: 4-1/8” mounting height; 3-1/2” wheel: 4-5/8” mounting height; 4” wheel: 5-1/8” mounting height; 5” wheel: 6-1/8” mounting height; 6” wheel: 7-1/8” mounting height. Wheels are offered in five different colors – Gray, Blue, Black, Maroon, and Red. BulletPoint2 : Weight Capacity: 3" and 3.5": 300 lbs Capacity/Caster; 4", 5", and 6": 350 lbs Capacity/Caster BulletPoint3 : All casters feature a 1/2” diameter bolt hole. Bolt hole casters have a hole in the rivet which can accept a bolt or a customized stem for any type of mounting requirement. BulletPoint4 : Brake options include a top lock brake, a total lock brake, or a posi lock brake. The top lock brake places a positive locking force against the wheel tread locking the wheel only. The total lock brake simultaneously locks the wheel and the swivel for a complete stationary position. The posi lock brake places a positive locking force against the wheel tread similar to the top lock brake, but the pedal is located above the wheel tread rather than on the side of the wheel. 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. BulletPoint6 : Stem Caster Capacity : 2400 pounds Color : Swivel - Total Lock Brake - Blue Color1 : Black Color2 : Silver CustomerPackageType : Standard Packaging ExteriorFinish : Unfinished ExternallyAssignedProductIdentifier : 6975281388397 ExternallyAssignedProductIdentifier1 : 670533895383 ExternallyAssignedProductIdentifier2 : 0670533895383 ExternallyAssignedProductIdentifier3 : 00743913010000 IncludedComponents : Comes as a Combo Set ItemDisplayDimensions_Length : 6 inches ItemName : Polyurethane Swivel Bolt Hole Caster w/3" x 1.25" Blue Wheel & Total Locking Brake - 300 lbs Capacity/Caster - Service Caster Brand ItemPackageDimensions_Height : 26.1112 centimeters ItemPackageDimensions_Length : 13.4874 centimeters ItemPackageDimensions_Width : 15.494 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : plate-casters LoadCapacity : 250.0 pounds Manufacturer : Service Caster Material : Polyurethane Tread on Polyolefin Core Material1 : Polyurethane Material2 : Steel ModelNumber : Series #20 MountingType : Plate Mount NumberOfItems : 1 PackageLevel : unit PartNumber : SCC-BHTTL20S314-PPUB-BLUE ProductDescription : Listing is for one (1) Service Caster Series #20 swivel caster with a 3" diameter by 1-1/4" wide blue polyurethane wheel and a bolt hole with total lock brake capable of supporting 250 lbs./caster.When searching for a reliable and durable solution to your caster needs, consider Service Caster’s Series 20 bolt hole polyurethane casters. The Service Caster Series #20 is ideal for light and medium duty material handling, carts, equipment, and shop projects. The bolt hole can accept a bolt or a customized stem, allowing for any type of mounting requirement. The zinc plated finish provides durability under any condition, while the non-marking, non-marring polyurethane wheels perform especially well on hard surfaces such as concrete, tile, and wood. All rolling on a finely crafted ball bearing design that will keep you moving forward. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. ProductSiteLaunchDate : 2019-05-07T19:35:05.055Z Size : 3" Wheel StreetDate : 2017-05-15T00:00:01Z Style : 4 inch Industrial Caster SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 WebsiteShippingWeight : 3 pounds