Specification Brand : Service Caster BulletPoint1 : These Service Caster Series #20 Soft Rubber 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. BulletPoint2 : Weight Capacity: 3": 175 lbs, 3.5" & 4": 200 lbs, and 5": 275 lbs Capacity/Caster BulletPoint3 : All casters feature a 3/8” diameter (16 TPI x 1-1/2”) threaded stem. Threaded stems can be difficult to measure. Service Caster recommends having existing threads checked on a thread gauge to determine correct thread size before ordering. Don't see the size you need? No problem! Call us or message us by clicking the blue Service Caster Corporation hyperlink underneath the buy or add to cart button and then clicking the ask a question button. BulletPoint4 : Brake options include a top lock brake (TLB) or a total lock brake (TTL). The top lock brake (TLB) places a positive locking force against the wheel tread locking the wheel only. The total lock brake (TTL) also places a positive locking force against the wheel tread, but the total lock brake (TTL) simultaneously locks the wheel and the swivel for a complete stationary position. 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 Swivel - No Brakes - Black ExternallyAssignedProductIdentifier : 8347982337840 ExternallyAssignedProductIdentifier1 : 734005217698 ExternallyAssignedProductIdentifier2 : 0734005217698 ItemName : Stainless Steel Soft Rubber Swivel Threaded Stem Caster Set of 4 w/4" x 1.25" Black Wheels and 3/8" Stems - Includes 4 Swivel - 800 lbs Total Capacity - Service Caster Brand ItemPackageDimensions_Height : 7 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : stem-casters LoadCapacity : 200.0 pounds Manufacturer : Service Caster Material : Rubber Material1 : Rubber Material2 : Metal Material3 : Brass ModelNumber : Series #20 MountingType : Stem Mount NumberOfItems : 4 PartNumber : SCC-SSSSTS20S414-SRS-381615-4 Pattern : 125mm Dia ProductDescription : Listing is for a set of four (4) Service Caster Series #20 stainless steel casters, four (4) swivel 3/8"threaded stem casters with 4” diameter by 1-1/4” wide phenolic wheels. Supports a total weight of 800lbs (200lbs/per caster). When searching for a reliable and durable solution to your caster needs, consider Service Caster’s Series 20 soft rubber casters. The Service Caster Series #20 is ideal for light and medium duty material handling, carts, equipment, and shop projects. The zinc plated finish provides durability under any condition. The soft rubber wheels- resistant to most chemicals and oils- combine a soft tread on a hard rubber core, offering quiet movement and a cushioned ride. Mounting options include top plate, bolt hole and standard and metric threaded stem sizes. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. ProductSiteLaunchDate : 2020-08-07T18:55:02.623Z Size : 4" Wheel Style : 2-Pack SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 1 UnspscCode : 31162702 WebsiteShippingWeight : 6.2 pounds