Specification Brand : HARFINGTON BulletPoint1 : Size - Modulus: 0.5; Outer Diameter: 7mm / 0.28"; Inner Diameter: 2.3mm / 0.09"; Direction of Rotation: Right; Z1=1. BulletPoint2 : Material - The gear shaft is made of brass material, not easy to wear and tear, durable, and can last for a long time. BulletPoint3 : Feature - The gear shaft is compact, small volume, and light weight, it is easy to install and use, and the transmission process is smooth. BulletPoint4 : Application - It is used to decelerate the small motor and change the transmission direction. It can be applied to small motor products. BulletPoint5 : Package Content - 1pcs x brass gear shaft. Color : 20 Teeth ExternallyAssignedProductIdentifier : 8306070474126 ExternallyAssignedProductIdentifier1 : 0889325463826 ExternallyAssignedProductIdentifier2 : 0880127858780 ExternallyAssignedProductIdentifier3 : 889325463826 ExternallyAssignedProductIdentifier4 : 880127858780 IncludedComponents : Replacement Part ItemName : HARFINGTON Worm Gear Shaft Brass 0.5 Modulus 2.3mm Hole Diameter Drive Gear Box Shaft ItemPackageDimensions_Height : 43.3 centimeters ItemPackageDimensions_Length : 6.1 centimeters ItemPackageDimensions_Width : 25.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : worm-gears Manufacturer : HARFINGTON Material : Metal ModelNumber : hta220706hh0522 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfTeeth : 64 PartNumber : hta220706hh0522 ProductDescription : The gear shaft is made of brass material, not easy to wear and tear, durable, and can last for a long time. The gear shaft is compact, small volume, and light weight, it is easy to install and use, and the transmission process is smooth. It is used to decelerate the small motor and change the transmission direction. It can be applied to small motor products.