Specification Brand : TRP BulletPoint : Compatible with 7000 lbs Trailer Axle 3,500 Capacity BulletPoint1 : ub has 5-bolt pattern on 4-1/2" circle for a 2,200lb axle with hub capacity of 1,250lbs. Includes pressed in bearing races with a pilot diameter 2.5", flange diameter 5.56" and measures 4-1/4" tall. See secondary photo for more detailed information. BulletPoint2 : Trailer Hub for 1-1/16" Straight Spindles for a 2,200lb Axle. Sold as Single with a 1,250lb Capacity per Hub. Complete assembly with Bearings, Seals, EZ lube dust cap, Cotter Pin, Rubber Plug and Lug Nuts. BulletPoint3 : (2) L-44649 (1-1/16" I.D) Inner and Outer Bearings, (1) SL-150-1 (1.50" I.D.) and SL-122 (1.249" I.D.) Grease Seals, (1) SCP-100 Cotter Pin, (1) EZ Lube Dust Cap, (1) Rubber Plug, (5) 1/2"-20 STN-506 Lug Nuts. The reason for two grease seals in this assembly is because 1-1/16" spindles will use one of these two seals. BulletPoint4 : NOTE: This kit does not include the castle nut! You must use your existing nut for installation. BulletPoint5 : Read product description below for more detailed information. ExternallyAssignedProductIdentifier1 : 0086156266033 ExternallyAssignedProductIdentifier2 : 086156266033 IncludedComponents : Trailer Hub, Bearings, Seals, EZ lube dust cap, Cotter Pin, Rubber Plug and Lug Nuts. IsAssemblyRequired : 1 ItemName : TRP Hub Assembly for 2,200 Lb Axle with 1-1/16" Straight Spindles - 5-Bolt On 4-1/2" Bolt Circle - with EZ Lube Dust Cap (BT-150-22-EZ) ItemPackageQuantity : 1 ItemTypeKeyword : trailer-hubs Manufacturer : TRP ModelName : Trailer Hub Assembly ModelNumber : BT-150-22-EZ NumberOfItems : 1 PartNumber : BT-150-22-EZ ProductDescription : Hub has 5-bolt pattern on 4-1/2" circle for a 2,200lb axle with hub capacity of 1,250lbs. Includes pressed in bearing races with a pilot diameter 2.5", flange diameter 5.56" and measures 4-1/4" tall. (2) L-44649 (1-1/16" I.D) Inner and Outer Bearings, (1) SL-150-1 (1.50" I.D.) and SL-122 (1.249" I.D.) Grease Seals, (1) SCP-100 Cotter Pin, (1) EZ Lube Dust Cap, (1) Rubber Plug, (5) 1/2"-20 STN-506 Lug Nuts. The reason for two grease seals in this assembly is because 1-1/16" spindles will use one of these two seals. NOTE: This kit does not include the castle nut! You must use your existing nut for installation. SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 26111500 WarrantyDescription : 1-year