planetary gearbox reducer ratio 10:1 for 57 NEMA23 stepper motor input shaft 8mm

NOTE：

1^st: The reduction ratio of the gearbox is 10:1

we can also Offer  Ratio:

1 stage reducer ratio including: 3:1,4:1,5:1,7:1,10:1 . 

2^nd:We will ship the planetary reducer as the standard dimension as follows:

3^rd: If any question on the dimension of the planetary reducer, please write me the dimension drawing of your motor. We offer customize service for your motor and can help you choose the suitable planetary reducer for your motor.

Here is the parameters of the planetary reducer: