Specification Brand : Lybunair BulletPoint1 : Applicable Model: This gear screw kit has wide compatibility, suitable for K1 K1C K1 Maximum, for 3 V3, for 3 V3 Plus, and other 3D printers, improving printing efficiency and performance BulletPoint2 : Coated Hardened Steel: These extruder gears are made of hardened steel material, with coating technology, effectively preventing patination or erosion, providing better lubrication and longer service life BulletPoint3 : Sturdy Structure: These filament drive gears adopts all steel structure to ensure excellent durability, with heat processing for a hardness of 55HRC, which can withstand continuous use without wear BulletPoint4 : For Efficient Printing: The filament drive gear adopts an integrated design of mechanical processing, which can provide accurate and responsible filament feeding for your printer, ensuring consistent printing effects BulletPoint5 : Replacement Parts: This kit provides 2 gears and 2 screws, which can directly replace old, lost, or damaged extruder accessories, easily improving printing efficiency and quality, and enhancing user experience CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 750226819893 ExternallyAssignedProductIdentifier2 : 0750226819893 GpsrSafetyAttestation : 1 Horsepower : 1.5 watts IncludedComponents : small stepper motor ItemName : Lybunair 3D Printer Extruder Gear Kit, Hardened Steel Coated Screw Drive Gears, Replacement Filament Drive Components for Select 3D Printer Types ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 7 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-extruders Manufacturer : Lybunair Material : Metal+Plastic ModelName : Lybunairqz60m79kf4 ModelNumber : Lybunairqz60m79kf4 NumberOfItems : 1 PartNumber : Lybunairqz60m79kf4 ProductDescription : Item Type: Extruder Gear Kit Material: Hardened Steel with Coating Application: For K1 K1C K1 Maximum, for 3 V3, for 3 V3 Plus