Specification AgeRangeDescription : adult Brand : SEIWEI BulletPoint1 : Types: we have four types item, FK8 + FF8, FK10 + FF10, FK12 + FF12, FK15 + FF15. They are very suitable for you to use. BulletPoint2 : Material: The ball screw is made of Carbon steel, having high precision and hardness, durable and can service a long time. BulletPoint3 : Features: High rigidity, high precision and stable performance of rotation. BulletPoint4 : High efficiency: Bearing inner ring using wire cutting technology, no rough, with high accuracy and to ensure the bearing. BulletPoint5 : Easy to install: The package has a special sealing gasket for seal, they can be directly installed, it is very convenient. BulletPoint6 : Applications: Machinery and equipment, electronic equipment, communications equipment, hardware lighting, building bridges, furniture decoration, etc. BulletPoint7 : Stainless steel Long extend knurled hand tighten nut Color : One Color ExternallyAssignedProductIdentifier : 9058203050514 ItemName : 1 Set Ballscrew End Support Fixed Side Floated Side Bearing Lock CNC Parts End Support Units Replacement FK12+FF12 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : ball-screws Manufacturer : SEIWEI Material : Carbon Steel Material1 : Stainless Steel Material2 : Carbon Steel ModelName : WALENI ModelNumber : WALENI NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : LCY-HA8931C-RT ProductDescription : Specifications: