Specification Brand : Service Caster BulletPoint : Krowne Threaded Stem Caster, swivel with brake, 5" diameter, 3/4"-10 x 1" threaded stem, 220 lbs per caster load capacity, grease resistant, raises height of equipment 6" (set of 4) BulletPoint1 : These Service Caster Series #20 Hard 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": 275 lbs Capacity/Caster; 3.5": 285 lbs Capacity/Caster; 4" and 5": 300 lbs Capacity/Caster BulletPoint3 : All casters feature a 12mm diameter (1.75 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. Capacity : 150 pounds Color : 4 Swivel w/2 Top Lock Brakes ExteriorFinish : zinc plated ExternallyAssignedProductIdentifier : 5448095880162 ExternallyAssignedProductIdentifier1 : 670533910949 ExternallyAssignedProductIdentifier2 : 0670533910949 IncludedComponents : STEM CASTER*4 ItemName : Hard Rubber Swivel Threaded Stem Caster Set of 4 w/4" x 1.25" Black Wheels and 12MM Metric Stems - Includes 2 with Top Locking Brake - 1100 lbs Total Capacity - Service Caster Brand ItemPackageDimensions_Height : 10.414 centimeters ItemPackageDimensions_Length : 3.556 centimeters ItemPackageDimensions_Width : 8.89 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : stem-casters LoadCapacity : 300.0 pounds LoadIndex : 118 Manufacturer : Service Caster Material : Hard Rubber ModelNumber : Series #20 MountingType : Stem Mount NumberOfItems : 4 PackageLevel : unit PartNumber : SCC-TS20S414-HRS-M1215-2-TLB-2 ProductDescription : Listing is for a set of four (4) Service Caster Series #20 casters, two (2) swivel 12mm-1.75 X 1-1/2" metric threaded stem with brake casters and two (2) swivel casters, with 4” diameter by 1-1/4” wide hard rubber wheels. Supports a total weight of 1,200lbs (300lbs/per caster).When searching for a reliable and durable solution to your caster needs, consider Service Caster’s Series 20 hard rubber casters. The Service Caster Series #20 is ideal for light and medium duty material handling, carts, equipment, and shop projects. The hard rubber wheels not only provide higher load capacities and impact resistance than comparable wheels, but are also resistant to most chemicals and oils. Mounting options include top plate, bolt hole and standard and metric threaded stem sizes. All rolling on a finely crafted ball bearing design and zinc plated finish that provides durability under any condition and keeps you safely moving forward. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. ProductSiteLaunchDate : 2019-07-18T17:56:18.454Z Size : 4" Wheel StreetDate : 2023-07-12T00:00:01Z Style : 2 With, 2 Without Brakes SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 WebsiteShippingWeight : 6.5 pounds