Specification Brand : Fafnir BulletPoint1 : Ball Bearing Cartridge Unit BulletPoint2 : Ball Bearing Cartridge Unit BulletPoint3 : SBLF201-8 2-bearings have inner diameter 1/2", Length:3-3/16", Height:2-13/64", Bolt Hole to Bolt Hole:2-1/2" BulletPoint4 : Made with the Chrome Steel SAE-52100 and lubricated with grease, this bearing is ready for immediate use upon delivery, ensuring convenience and efficiency. IncludedComponents : Bearing ItemName : RSC15/16 Fafnir New Ball Bearing Cartridge Unit ItemPackageQuantity : 1 ItemTypeKeyword : cartridge-block-bearings Manufacturer : Fafnir Material : Alloy Steel NumberOfItems : 1 PartNumber : RSC15/16 ProductDescription : New in Factory box - RSC15/16 Fafnir New Ball Bearing Cartridge Unit ProductSiteLaunchDate : 2019-07-22T06:15:13.208Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1