Specification Brand : FTVOGUE BulletPoint : Genuine Echo replacement part. BulletPoint1 : Worm Gear Part: A replacement part manufactured for snow throwers. This special worm gear drives the auger shaft and has a key slot in the arbour to fit onto the output shaft using a half round key. BulletPoint2 : Broad Matching: For Bolens, for Columbia, for Craftsman, for Gold, for Huskee, for MTD, for MTD Gold, for MTD Pro, for Private Label, for Ranch King, for Ryobi, for Troy Bilt, for Yard Machines and so on. BulletPoint3 : Brass Material: Adopting high quality brass material with 1-7/8in outer diameter, not easy to deform and very for long term using. BulletPoint4 : Practical Uses: Replacement for 717‑0528A, 717‑0528, 917‑0528A, 717‑04449, etc., and can be widely applied to 24710568, 24742513, 24788190, 24788347, 24788690, 24788691, 24788771, 24788791 and more. BulletPoint5 : Easy to Install: Comes with a compact size and a light weight as well, the convenient installation can be quickly completed in minutes. Color : Worm 6mm ExternallyAssignedProductIdentifier : 5600631416918 ExternallyAssignedProductIdentifier1 : 0747465177839 ExternallyAssignedProductIdentifier2 : 747465177839 ItemName : Worm Gear Brass 1?7/8in OD Brass Worm Gear Worm Gear 20T for 917?04861 20T 717?04449 717?04861 717?0528 for Craftsman Cub Cadet ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : worm-gears Manufacturer : FTVOGUE Material : Nylon ModelName : FTVOGUE7i4bzdq8e0 ModelNumber : FTVOGUE7i4bzdq8e0 NumberOfItems : 1 PackageLevel : unit PartNumber : FTVOGUE7i4bzdq8e0 Pattern : Solid ProductDescription : 1. Worm Gear Part: A replacement part manufactured for snow throwers. This special worm gear drives the auger shaft and has a key slot in the arbour to fit onto the output shaft using a half round key. 2. Broad Matching: For Bolens, for Columbia, for Craftsman, for Gold, for Huskee, for , for Gold, for Pro, for Private Label, for Ranch King, for Ryobi, for Troy Bilt, for Yard Machines and so on. 3. Practical Uses: Replacement for 717?0528A, 717?0528, 917?0528A, 717?04449, etc., and can be widely applied to 24710568, 24742513, 24788190, 24788347, 24788690, 24788691, 24788771, 24788791 and more. 4. Brass Material: Adopting high quality brass material with 1-7/8in outer diameter, not easy to deform and very for long term using. 5. Easy to Install: Comes with a compact size and a light weight as well, the convenient installation can be quickly completed in minutes.