Specification Brand : VUYBVY BulletPoint1 : HEAVY DUTY MATERIAL - The groove wheel is made of high quality stainless steel, corrosion-resistant, rigid strong, and durable to use. BulletPoint2 : DOUBLE ROLL BEARINGS - Each groove wheel is quipped with double roll bearings, which can reduce the friction with the wheel, making it easy to push the gate. BulletPoint3 : DETAIL SPECIFICATIONS - U Type Pulley Block. Wheel Diameter 6.8cm/2.68in, Groove Width 2.2cm/0.87in, Groove Depth 1.3cm/0.51in. BulletPoint4 : STRONG LOAD CAPACITY - The thickened steel plate bracket and wheel core can enhance the bearing capacity, and the load capacity of every 3inch caster wheels is up to 880lbs. BulletPoint5 : WIDELY APPLICATION - The sliding gate rollers can be used for heavy-duty sliding gates, inverted tracks, yard gates, rolling shutters, industrial machines, wire rope rails, garage gate, dog gate etc. Color : red ExternallyAssignedProductIdentifier : 7778658350565 IncludedComponents : 6 casters ItemName : 3in U Groove Wheel Stainless Steel Rolling Gate Wheels Slide Gate Wheel Heavy Duty Pulley U Track Roller with Double Bearings Rigid Caster Sliding Door Rollers Replacement ItemPackageDimensions_Height : 10.4902 centimeters ItemPackageDimensions_Length : 3.81 centimeters ItemPackageDimensions_Width : 8.2042 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : plate-casters LoadCapacity : 100 lbs Manufacturer : Joyoya Material : Polyurethane (PU) Material1 : Stainless Steel Material2 : Alloy Steel MaximumWeightRecommendation : 1400 pounds ModelNumber : 03697963 MountingType : Stem Mount NumberOfItems : 6 PartNumber : Joyoya04173inU ProductDescription : The slide gate wheel smooth as silk. ProductSiteLaunchDate : 2023-04-28T21:30:41.046Z Size : 3in U Style : 201# SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 6 UnspscCode : 31162702