Item Type: Extruder KitMaterial: Aluminum alloy .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1ADJUSTABLE TIGHTNESS: Gear ratio is 3:1, with high accuracy, it is recommended to use 385 for step E, and adjust the tightness of finger screw to fit for printing 2APPLICABLE CONSUMABLES: This gear is suitable for all 1.75mm consumables, even flexible consumables such as TPU 3DUAL DRIVE MODE: Two drive wheels grab the filament from both sides to provide a stable and reliable water inlet. From common materials such as PLA and ABS to flexible filaments such as TPU or TPE, the dual drive gears provide consistent filament flow in direct drive or Bolton configurations 4SUPPORT FUNCTION: The extruder can be fitted with a bottom mounting slot for Bolton tube slot installation 5LIGHTWEIGHT AND FAST: Dual drive extruder design makes it suitable for direct drive configuration. Because helps to reduce the weight of the tool head. A lighter head means the printer can move faster without sacrificing accuracy or print quality by wiggling