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● Gear material: stainless steel.
● Suitable: For CR-10, For CR-10S, For Ender-3, For Ender-3 PRO.
● Double gear extrusion mechanism, high extrusion force, ensuring smooth feeding
● The original aluminum alloy driver is supplied for CR-10S PRO. It can also be installed for Ender-3, Tornado, stable and durable
● All-metal aluminum alloy, diy aluminum block, need to be assembled by itself
● High quality and 100% brand new
● Better pressure pushes the filament into the printer nozzle