Features: Upgradeds for series with metal extruder featuring high precisions double gears for flawlessly PLAs, TPU, PETG, and ABS filaments extrusion. Builts with heat resistant aluminum alloy housing and 6.25:1 gear ratio, it ensures stable fast speed performances while minimizing heat deformation and filaments jams. for 3D printing enthusiasts and professional seekings extrusion components for /K1C/ printer optimizations. Maintain consistent print quality during intensive prototyping, model creation, or functional part production in workshop or home studio environment. Its 64g construction and toolless mounting systems enable quick installation without compromising printer stability or workflows efficiency. Specifications: Materials: Metal Length: 49.5mm/1.95inches Package Includes: 1PC double Gear Extruder note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.