Specification Brand : Service Caster BulletPoint1 : These Service Caster Series #30 Polyurethane on Cast Iron casters offer various wheel sizes and mounting heights: 3-1/4” Wheel: 4-1/4” mounting height; 4” wheel: 5-5/8” mounting height; 5” wheel: 6-1/2” mounting height; 6” wheel: 7-1/2” mounting height; 8” wheel: 9-1/2” mounting height. BulletPoint2 : Weight Capacity: 3.25": 600 lbs Capacity/Caster, 4": 700 lbs Capacity/Caster, 5": 1000 lbs Capacity/Caster, 6": 1200 lbs. Capacity/Caster, and 8": 1250 lbs Capacity/Caster BulletPoint3 : Top plate measures at 4" x 4-1/2" with a bolt hole pattern of 2-5/8" x 3-5/8" to 3" x 3" and can either be bolted or welded on. BulletPoint4 : Brake options include a top lock brake (TLB), a total lock brake (TTL), or a side lock brake (SLB). The TLB places a positive locking force against the wheel tread, locking the wheel only. The SLB places a positive locking force against the wheel hub, locking the wheel only. The TTL also places a positive locking force against the wheel tread, but the 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 - Top Lock Brakes - Green CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 8767562119909 ExternallyAssignedProductIdentifier1 : 670533877303 ExternallyAssignedProductIdentifier2 : 0670533877303 ItemName : Polyurethane on Cast Iron Swivel Top Plate Casters Set of 4 Heavy Duty with 6 Inch Green Wheels - Includes 4 Swivel with Top Lock Brakes – 4,800 lbs. Total Capacity - Service Caster Brand ItemPackageDimensions_Height : 30.48 centimeters ItemPackageDimensions_Length : 13.208 centimeters ItemPackageDimensions_Width : 18.288 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : plate-casters LoadCapacity : 900.00 pounds Manufacturer : Service Caster Material : Polyurethane Tread on Semi Steel Cast Iron Core ModelNumber : Series #30 MountingType : Plate Mount NumberOfItems : 4 PartNumber : SCC-30CS620-PUR-GB-TLB-4 ProductDescription : Listing is for a set of four (4) Service Caster Series #30 swivel casters with 6" diameter by 2" wide green polyurethane on cast iron wheels with top lock brakes capable of supporting a total weight of 4,600 lbs. (1,200 lbs. per caster). When searching for a reliable and durable solution for medium and heavy duty projects, consider Service Caster’s Series 30 top plate polyurethane casters. The Service Caster Series #30 is ideal for material handling, carts, equipment, and shop projects. The non-marking, non-marring polyurethane tread performs especially well on hard surfaces such as concrete, tile, and wood, while the metal core wheel stands up to heavier loads with a stable and secure roll. Finely crafted with double ball bearing heat treated raceways, these versatile casters are ideal for a wide range of applications, such as dollies, platform trucks, warehouse carts and freight terminals. Or ensure a smooth and secure ride for food service carts, hotel housekeeping carts, and industrial and commercial equipment. Even drywall carts, welding carts, and wall panel carts will be ready to roll on the Series 30, keeping you moving forward. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. ProductSiteLaunchDate : 2018-09-28T20:47:46.747Z Size : 6" Wheel Style : 5 Inch with Side Brake SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4