Specification Brand : Imdinnogo BulletPoint1 : 【Features】a 5:1 gear design to provide torque while being virtually silent. You need to do your own tuning to achieve the best results. BulletPoint2 : 【Upgrade replacement part kit】: very well made parts, compared to the old version, this accessory is more durable and stable. BulletPoint3 : 【Material】Our gear material: made of hardened steel and nickel plated, others are made of stainless steel. Firmware modifies the extruder pulse: #define DEFAULT_AXIS_STEPS_PER_UNIT {80, 80, 400, 409}. BulletPoint4 : 【Necessary replacement part】 Double gear thread extruder replacement gear, compatible with printer model: CR-10, CR10S, CR-10 4S, CR-10 5S, CR-10 MINI, CR-20, Ender-2, Ender-3, Ender 3 Pro, Ender 3 V2, Voro 2.4 V0. BulletPoint5 : 【Style】From the idea of design to the thing, this is the right way to build an extruder in style. ItemName : Imdinnogo BCZAMD 3D Printer Extruder Parts Upgrade Replacement Hardened Hobb Gear for Voro 2.4 0.1 Project BM Sherpa Mini Extruder ItemPackageDimensions_Height : 0.39 inches ItemPackageDimensions_Length : 1.96 inches ItemPackageDimensions_Width : 1 inches ItemTypeKeyword : 3d-printer-accessories Manufacturer : Aimengda ModelNumber : AiUS-Sherpa Mini Extruder Gear Black NumberOfItems : 1 PartNumber : AiUS-Sherpa Mini Extruder Gear Black ProductDescription : What's you get? 1*Replacement Gear Compatible with 3D Printer Sherpa Mini Extruder ProductSiteLaunchDate : 2022-07-26T03:45:54.057Z