【Purchase Note】ONLY for 3D Printers with motor shaft over 20mm, please measure the shaft length before placing order.You can replace the full size of 42mm high stepper motor if the original motor shaft is too short to Install the gear.
【Replacement Kit】Perfect extruder replacement kit for Ender 3 v2, Ender 3 Pro, Ender 3, Ender 5 Pro, CR10 S series, Tornado, etc.
【Kindly Reminder】Please calibrate the E-steps from 100 to 139.