Specification Brand : Service Caster 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. Color : Swivel - Posi Lock Brake - Gray ExternallyAssignedProductIdentifier1 : 0734005086959 ExternallyAssignedProductIdentifier2 : 734005086959 IncludedComponents : Wheel-Nut ItemName : Polyurethane Swivel Bolt Hole Caster w/4" x 1.25" Gray Wheel & Posi Locking Brake - 350 lbs Capacity/Caster - Service Caster Brand ItemPackageDimensions_Height : 1.96 inches ItemPackageDimensions_Length : 8.85 inches ItemPackageDimensions_Width : 2.83 inches ItemPackageQuantity : 1 ItemTypeKeyword : stem-casters Manufacturer : Service Caster Material : Polyurethane Material1 : Acrylonitrile Butadiene Styrene (ABS) Material2 : Rubber Material3 : Steel ModelNumber : Series #20 MountingType : Stem Mount NumberOfItems : 1 PartNumber : SCC-BH20S414-PPUB-PLB ProductDescription : Listing is for one (1) Service Caster Series #20 swivel caster with a 4" diameter by 1-1/4" wide gray polyurethane wheel and a bolt hole with posi lock brake capable of supporting 350 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 : 2022-08-05T19:19:25.289Z Size : 4" Wheel Style : M8x15mm SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 UnspscCode : 31162701 WebsiteShippingWeight : 1.55 pounds