3D Printer Dual Gear/Pulley MK8 Extruder Upgraded Version Ender-3/3s/v2 Fixing

Type: MK8 Extruder. Fir for Ender 3, Ender 3 Pro，Ender 3 V2，CR 10 (Will NOT directly fit CR10 V2, CR 10S，CR 10 mini，4CR 10 S4，CR 10 S5，CR 20，CR 20 Pro. Specifications: Item Type: Extruder. Model Number: Dual Gear Extruder. ).

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