Specification Brand : NUHFUFA BulletPoint1 : Easy to install and use to keep stable performance. Replacement sweeper main brush gear brush engine accessory parts, compatible with Eufy RoboVac 11S / 11S MAX / 12 / 15T / 15C / 15C MAX / 30 / 30C / 35C main brush motor. BulletPoint2 : The main brush gear is made of high-quality materials. Replace the original damaged parts to ensure long lifetime and better work performance. BulletPoint3 : Reinstalling the upper main brush gear improves the efficiency of your sweeper's brush motor and solves the problem of the main brush getting stuck and stopping operation. BulletPoint4 : The replacement gear is 1:1 restored compared to the original parts but not 3D print, and after precise processing, it has achieved 100% perfect compatibility. BulletPoint5 : Don’t worry about quality issues. If you have any questions about this product, please feel free to contact us, we will try our best to help you solve your problem. Color : White ControllerType : Button Control ExternallyAssignedProductIdentifier1 : 4012615283804 ExternallyAssignedProductIdentifier2 : 04012615283804 FormFactor : Robotic GpsrSafetyAttestation : 1 ItemName : NUHFUFA Set of 2 Replacement Main Brush Gears Brush Engine Repair Parts Compatible with Eufy RoboVac 11S/11S MAX/12/15T/15C/15C MAX/30/30C/35C Sweeper ItemPackageDimensions_Height : 11.9 centimeters ItemPackageDimensions_Length : 3.8 centimeters ItemPackageDimensions_Width : 7.6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : household-vacuum-brushes Manufacturer : NUHFUFA Material : Plastic ModelName : gears ModelNumber : HCDM3362 NumberOfBoxes : 1 NumberOfItems : 2 PackageLevel : unit PartNumber : HDM3362 PowerSourceType : Battery Powered ProductDescription : Specification: Type: Main Brush Gears Set of 2 Applicable Models: for Eufy RoboVac 11S / 11S MAX / 12 / 15T / 15C / 15C MAX / 30 / 30C / 35C